31418552800

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{563}}^1\times {\mathrm{883}}^1$

素因数の和:1545

約数の個数: 144

約数和(自身を含む): 77897514240

約数和(自身を除く): 46478961440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 200, 316, 395, 400, 563, 632, 790, 800, 883, 1126, 1264, 1580, 1766, 1975, 2252, 2528, 2815, 3160, 3532, 3950, 4415, 4504, 5630, 6320, 7064, 7900, 8830, 9008, 11260, 12640, 14075, 14128, 15800, 17660, 18016, 22075, 22520, 28150, 28256, 31600, 35320, 44150, 44477, 45040, 56300, 63200, 69757, 70640, 88300, 88954, 90080, 112600, 139514, 141280, 176600, 177908, 222385, 225200, 279028, 348785, 353200, 355816, 444770, 450400, 497129, 558056, 697570, 706400, 711632, 889540, 994258, 1111925, 1116112, 1395140, 1423264, 1743925, 1779080, 1988516, 2223850, 2232224, 2485645, 2790280, 3487850, 3558160, 3977032, 4447700, 4971290, 5580560, 6975700, 7116320, 7954064, 8895400, 9942580, 11161120, 12428225, 13951400, 15908128, 17790800, 19885160, 24856450, 27902800, 35581600, 39273191, 39770320, 49712900, 55805600, 78546382, 79540640, 99425800, 157092764, 196365955, 198851600, 314185528, 392731910, 397703200, 628371056, 785463820, 981829775, 1256742112, 1570927640, 1963659550, 3141855280, 3927319100, 6283710560, 7854638200, 15709276400, 31418552800]

約数ペア:

[(1, 31418552800), (2, 15709276400), (4, 7854638200), (5, 6283710560), (8, 3927319100), (10, 3141855280), (16, 1963659550), (20, 1570927640), (25, 1256742112), (32, 981829775), (40, 785463820), (50, 628371056), (79, 397703200), (80, 392731910), (100, 314185528), (158, 198851600), (160, 196365955), (200, 157092764), (316, 99425800), (395, 79540640), (400, 78546382), (563, 55805600), (632, 49712900), (790, 39770320), (800, 39273191), (883, 35581600), (1126, 27902800), (1264, 24856450), (1580, 19885160), (1766, 17790800), (1975, 15908128), (2252, 13951400), (2528, 12428225), (2815, 11161120), (3160, 9942580), (3532, 8895400), (3950, 7954064), (4415, 7116320), (4504, 6975700), (5630, 5580560), (6320, 4971290), (7064, 4447700), (7900, 3977032), (8830, 3558160), (9008, 3487850), (11260, 2790280), (12640, 2485645), (14075, 2232224), (14128, 2223850), (15800, 1988516), (17660, 1779080), (18016, 1743925), (22075, 1423264), (22520, 1395140), (28150, 1116112), (28256, 1111925), (31600, 994258), (35320, 889540), (44150, 711632), (44477, 706400), (45040, 697570), (56300, 558056), (63200, 497129), (69757, 450400), (70640, 444770), (88300, 355816), (88954, 353200), (90080, 348785), (112600, 279028), (139514, 225200), (141280, 222385), (176600, 177908)]