871122080

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 2189078136

約数和(自身を除く): 1317956056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 41, 74, 80, 82, 97, 148, 160, 164, 185, 194, 205, 296, 328, 370, 388, 410, 485, 592, 656, 740, 776, 820, 970, 1184, 1312, 1369, 1480, 1517, 1552, 1640, 1940, 2738, 2960, 3034, 3104, 3280, 3589, 3880, 3977, 5476, 5920, 6068, 6560, 6845, 7178, 7585, 7760, 7954, 10952, 12136, 13690, 14356, 15170, 15520, 15908, 17945, 19885, 21904, 24272, 27380, 28712, 30340, 31816, 35890, 39770, 43808, 48544, 54760, 56129, 57424, 60680, 63632, 71780, 79540, 109520, 112258, 114848, 121360, 127264, 132793, 143560, 147149, 159080, 219040, 224516, 242720, 265586, 280645, 287120, 294298, 318160, 449032, 531172, 561290, 574240, 588596, 636320, 663965, 735745, 898064, 1062344, 1122580, 1177192, 1327930, 1471490, 1796128, 2124688, 2245160, 2354384, 2655860, 2942980, 4249376, 4490320, 4708768, 5311720, 5444513, 5885960, 8980640, 10623440, 10889026, 11771920, 21246880, 21778052, 23543840, 27222565, 43556104, 54445130, 87112208, 108890260, 174224416, 217780520, 435561040, 871122080]

約数ペア:

[(1, 871122080), (2, 435561040), (4, 217780520), (5, 174224416), (8, 108890260), (10, 87112208), (16, 54445130), (20, 43556104), (32, 27222565), (37, 23543840), (40, 21778052), (41, 21246880), (74, 11771920), (80, 10889026), (82, 10623440), (97, 8980640), (148, 5885960), (160, 5444513), (164, 5311720), (185, 4708768), (194, 4490320), (205, 4249376), (296, 2942980), (328, 2655860), (370, 2354384), (388, 2245160), (410, 2124688), (485, 1796128), (592, 1471490), (656, 1327930), (740, 1177192), (776, 1122580), (820, 1062344), (970, 898064), (1184, 735745), (1312, 663965), (1369, 636320), (1480, 588596), (1517, 574240), (1552, 561290), (1640, 531172), (1940, 449032), (2738, 318160), (2960, 294298), (3034, 287120), (3104, 280645), (3280, 265586), (3589, 242720), (3880, 224516), (3977, 219040), (5476, 159080), (5920, 147149), (6068, 143560), (6560, 132793), (6845, 127264), (7178, 121360), (7585, 114848), (7760, 112258), (7954, 109520), (10952, 79540), (12136, 71780), (13690, 63632), (14356, 60680), (15170, 57424), (15520, 56129), (15908, 54760), (17945, 48544), (19885, 43808), (21904, 39770), (24272, 35890), (27380, 31816), (28712, 30340)]