204567376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1399}}^1$

素因数の和:1476

約数の個数: 80

約数和(自身を含む): 461776000

約数和(自身を除く): 257208624

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 37, 38, 52, 74, 76, 104, 148, 152, 208, 247, 296, 304, 481, 494, 592, 703, 962, 988, 1399, 1406, 1924, 1976, 2798, 2812, 3848, 3952, 5596, 5624, 7696, 9139, 11192, 11248, 18187, 18278, 22384, 26581, 36374, 36556, 51763, 53162, 72748, 73112, 103526, 106324, 145496, 146224, 207052, 212648, 290992, 345553, 414104, 425296, 672919, 691106, 828208, 983497, 1345838, 1382212, 1966994, 2691676, 2764424, 3933988, 5383352, 5528848, 7867976, 10766704, 12785461, 15735952, 25570922, 51141844, 102283688, 204567376]

約数ペア:

[(1, 204567376), (2, 102283688), (4, 51141844), (8, 25570922), (13, 15735952), (16, 12785461), (19, 10766704), (26, 7867976), (37, 5528848), (38, 5383352), (52, 3933988), (74, 2764424), (76, 2691676), (104, 1966994), (148, 1382212), (152, 1345838), (208, 983497), (247, 828208), (296, 691106), (304, 672919), (481, 425296), (494, 414104), (592, 345553), (703, 290992), (962, 212648), (988, 207052), (1399, 146224), (1406, 145496), (1924, 106324), (1976, 103526), (2798, 73112), (2812, 72748), (3848, 53162), (3952, 51763), (5596, 36556), (5624, 36374), (7696, 26581), (9139, 22384), (11192, 18278), (11248, 18187)]