64472800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 186550560

約数和(自身を除く): 122077760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 32, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 160, 175, 200, 203, 224, 232, 280, 290, 350, 397, 400, 406, 464, 560, 580, 700, 725, 794, 800, 812, 928, 1015, 1120, 1160, 1400, 1450, 1588, 1624, 1985, 2030, 2320, 2779, 2800, 2900, 3176, 3248, 3970, 4060, 4640, 5075, 5558, 5600, 5800, 6352, 6496, 7940, 8120, 9925, 10150, 11116, 11513, 11600, 12704, 13895, 15880, 16240, 19850, 20300, 22232, 23026, 23200, 27790, 31760, 32480, 39700, 40600, 44464, 46052, 55580, 57565, 63520, 69475, 79400, 80591, 81200, 88928, 92104, 111160, 115130, 138950, 158800, 161182, 162400, 184208, 222320, 230260, 277900, 287825, 317600, 322364, 368416, 402955, 444640, 460520, 555800, 575650, 644728, 805910, 921040, 1111600, 1151300, 1289456, 1611820, 1842080, 2014775, 2223200, 2302600, 2578912, 3223640, 4029550, 4605200, 6447280, 8059100, 9210400, 12894560, 16118200, 32236400, 64472800]

約数ペア:

[(1, 64472800), (2, 32236400), (4, 16118200), (5, 12894560), (7, 9210400), (8, 8059100), (10, 6447280), (14, 4605200), (16, 4029550), (20, 3223640), (25, 2578912), (28, 2302600), (29, 2223200), (32, 2014775), (35, 1842080), (40, 1611820), (50, 1289456), (56, 1151300), (58, 1111600), (70, 921040), (80, 805910), (100, 644728), (112, 575650), (116, 555800), (140, 460520), (145, 444640), (160, 402955), (175, 368416), (200, 322364), (203, 317600), (224, 287825), (232, 277900), (280, 230260), (290, 222320), (350, 184208), (397, 162400), (400, 161182), (406, 158800), (464, 138950), (560, 115130), (580, 111160), (700, 92104), (725, 88928), (794, 81200), (800, 80591), (812, 79400), (928, 69475), (1015, 63520), (1120, 57565), (1160, 55580), (1400, 46052), (1450, 44464), (1588, 40600), (1624, 39700), (1985, 32480), (2030, 31760), (2320, 27790), (2779, 23200), (2800, 23026), (2900, 22232), (3176, 20300), (3248, 19850), (3970, 16240), (4060, 15880), (4640, 13895), (5075, 12704), (5558, 11600), (5600, 11513), (5800, 11116), (6352, 10150), (6496, 9925), (7940, 8120)]