64718560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:444

約数の個数: 96

約数和(自身を含む): 164052000

約数和(自身を除く): 99333440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 76, 80, 95, 122, 152, 160, 190, 244, 304, 305, 349, 380, 488, 608, 610, 698, 760, 976, 1159, 1220, 1396, 1520, 1745, 1952, 2318, 2440, 2792, 3040, 3490, 4636, 4880, 5584, 5795, 6631, 6980, 9272, 9760, 11168, 11590, 13262, 13960, 18544, 21289, 23180, 26524, 27920, 33155, 37088, 42578, 46360, 53048, 55840, 66310, 85156, 92720, 106096, 106445, 132620, 170312, 185440, 212192, 212890, 265240, 340624, 404491, 425780, 530480, 681248, 808982, 851560, 1060960, 1617964, 1703120, 2022455, 3235928, 3406240, 4044910, 6471856, 8089820, 12943712, 16179640, 32359280, 64718560]

約数ペア:

[(1, 64718560), (2, 32359280), (4, 16179640), (5, 12943712), (8, 8089820), (10, 6471856), (16, 4044910), (19, 3406240), (20, 3235928), (32, 2022455), (38, 1703120), (40, 1617964), (61, 1060960), (76, 851560), (80, 808982), (95, 681248), (122, 530480), (152, 425780), (160, 404491), (190, 340624), (244, 265240), (304, 212890), (305, 212192), (349, 185440), (380, 170312), (488, 132620), (608, 106445), (610, 106096), (698, 92720), (760, 85156), (976, 66310), (1159, 55840), (1220, 53048), (1396, 46360), (1520, 42578), (1745, 37088), (1952, 33155), (2318, 27920), (2440, 26524), (2792, 23180), (3040, 21289), (3490, 18544), (4636, 13960), (4880, 13262), (5584, 11590), (5795, 11168), (6631, 9760), (6980, 9272)]