84409850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:420

約数の個数: 72

約数和(自身を含む): 184729248

約数和(自身を除く): 100319398

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 131, 175, 245, 262, 263, 350, 490, 526, 655, 917, 1225, 1310, 1315, 1834, 1841, 2450, 2630, 3275, 3682, 4585, 6419, 6550, 6575, 9170, 9205, 12838, 12887, 13150, 18410, 22925, 25774, 32095, 34453, 45850, 46025, 64190, 64435, 68906, 92050, 128870, 160475, 172265, 241171, 320950, 322175, 344530, 482342, 644350, 861325, 1205855, 1688197, 1722650, 2411710, 3376394, 6029275, 8440985, 12058550, 16881970, 42204925, 84409850]

約数ペア:

[(1, 84409850), (2, 42204925), (5, 16881970), (7, 12058550), (10, 8440985), (14, 6029275), (25, 3376394), (35, 2411710), (49, 1722650), (50, 1688197), (70, 1205855), (98, 861325), (131, 644350), (175, 482342), (245, 344530), (262, 322175), (263, 320950), (350, 241171), (490, 172265), (526, 160475), (655, 128870), (917, 92050), (1225, 68906), (1310, 64435), (1315, 64190), (1834, 46025), (1841, 45850), (2450, 34453), (2630, 32095), (3275, 25774), (3682, 22925), (4585, 18410), (6419, 13150), (6550, 12887), (6575, 12838), (9170, 9205)]