64640480

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 160302240

約数和(自身を除く): 95661760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 61, 74, 80, 122, 148, 160, 179, 185, 244, 296, 305, 358, 370, 488, 592, 610, 716, 740, 895, 976, 1184, 1220, 1432, 1480, 1790, 1952, 2257, 2440, 2864, 2960, 3580, 4514, 4880, 5728, 5920, 6623, 7160, 9028, 9760, 10919, 11285, 13246, 14320, 18056, 21838, 22570, 26492, 28640, 33115, 36112, 43676, 45140, 52984, 54595, 66230, 72224, 87352, 90280, 105968, 109190, 132460, 174704, 180560, 211936, 218380, 264920, 349408, 361120, 404003, 436760, 529840, 808006, 873520, 1059680, 1616012, 1747040, 2020015, 3232024, 4040030, 6464048, 8080060, 12928096, 16160120, 32320240, 64640480]

約数ペア:

[(1, 64640480), (2, 32320240), (4, 16160120), (5, 12928096), (8, 8080060), (10, 6464048), (16, 4040030), (20, 3232024), (32, 2020015), (37, 1747040), (40, 1616012), (61, 1059680), (74, 873520), (80, 808006), (122, 529840), (148, 436760), (160, 404003), (179, 361120), (185, 349408), (244, 264920), (296, 218380), (305, 211936), (358, 180560), (370, 174704), (488, 132460), (592, 109190), (610, 105968), (716, 90280), (740, 87352), (895, 72224), (976, 66230), (1184, 54595), (1220, 52984), (1432, 45140), (1480, 43676), (1790, 36112), (1952, 33115), (2257, 28640), (2440, 26492), (2864, 22570), (2960, 21838), (3580, 18056), (4514, 14320), (4880, 13246), (5728, 11285), (5920, 10919), (6623, 9760), (7160, 9028)]