15671820520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1\times {\mathrm{7723}}^1$

素因数の和:8354

約数の個数: 64

約数和(自身を含む): 35697856320

約数和(自身を除く): 20026035800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 523, 776, 970, 1046, 1940, 2092, 2615, 3880, 4184, 5230, 7723, 10460, 15446, 20920, 30892, 38615, 50731, 61784, 77230, 101462, 154460, 202924, 253655, 308920, 405848, 507310, 749131, 1014620, 1498262, 2029240, 2996524, 3745655, 4039129, 5993048, 7491310, 8078258, 14982620, 16156516, 20195645, 29965240, 32313032, 40391290, 80782580, 161565160, 391795513, 783591026, 1567182052, 1958977565, 3134364104, 3917955130, 7835910260, 15671820520]

約数ペア:

[(1, 15671820520), (2, 7835910260), (4, 3917955130), (5, 3134364104), (8, 1958977565), (10, 1567182052), (20, 783591026), (40, 391795513), (97, 161565160), (194, 80782580), (388, 40391290), (485, 32313032), (523, 29965240), (776, 20195645), (970, 16156516), (1046, 14982620), (1940, 8078258), (2092, 7491310), (2615, 5993048), (3880, 4039129), (4184, 3745655), (5230, 2996524), (7723, 2029240), (10460, 1498262), (15446, 1014620), (20920, 749131), (30892, 507310), (38615, 405848), (50731, 308920), (61784, 253655), (77230, 202924), (101462, 154460)]