53271920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 134595552

約数和(自身を除く): 81323632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 181, 208, 260, 283, 362, 520, 566, 724, 905, 1040, 1132, 1415, 1448, 1810, 2264, 2353, 2830, 2896, 3620, 3679, 4528, 4706, 5660, 7240, 7358, 9412, 11320, 11765, 14480, 14716, 18395, 18824, 22640, 23530, 29432, 36790, 37648, 47060, 51223, 58864, 73580, 94120, 102446, 147160, 188240, 204892, 256115, 294320, 409784, 512230, 665899, 819568, 1024460, 1331798, 2048920, 2663596, 3329495, 4097840, 5327192, 6658990, 10654384, 13317980, 26635960, 53271920]

約数ペア:

[(1, 53271920), (2, 26635960), (4, 13317980), (5, 10654384), (8, 6658990), (10, 5327192), (13, 4097840), (16, 3329495), (20, 2663596), (26, 2048920), (40, 1331798), (52, 1024460), (65, 819568), (80, 665899), (104, 512230), (130, 409784), (181, 294320), (208, 256115), (260, 204892), (283, 188240), (362, 147160), (520, 102446), (566, 94120), (724, 73580), (905, 58864), (1040, 51223), (1132, 47060), (1415, 37648), (1448, 36790), (1810, 29432), (2264, 23530), (2353, 22640), (2830, 18824), (2896, 18395), (3620, 14716), (3679, 14480), (4528, 11765), (4706, 11320), (5660, 9412), (7240, 7358)]