15721081350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{620161}}^1$

素因数の和:620202

約数の個数: 72

約数和(自身を含む): 42218148312

約数和(自身を除く): 26497066962

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 1014, 1690, 1950, 2535, 4225, 5070, 8450, 12675, 25350, 620161, 1240322, 1860483, 3100805, 3720966, 6201610, 8062093, 9302415, 15504025, 16124186, 18604830, 24186279, 31008050, 40310465, 46512075, 48372558, 80620930, 93024150, 104807209, 120931395, 201552325, 209614418, 241862790, 314421627, 403104650, 524036045, 604656975, 628843254, 1048072090, 1209313950, 1572108135, 2620180225, 3144216270, 5240360450, 7860540675, 15721081350]

約数ペア:

[(1, 15721081350), (2, 7860540675), (3, 5240360450), (5, 3144216270), (6, 2620180225), (10, 1572108135), (13, 1209313950), (15, 1048072090), (25, 628843254), (26, 604656975), (30, 524036045), (39, 403104650), (50, 314421627), (65, 241862790), (75, 209614418), (78, 201552325), (130, 120931395), (150, 104807209), (169, 93024150), (195, 80620930), (325, 48372558), (338, 46512075), (390, 40310465), (507, 31008050), (650, 24186279), (845, 18604830), (975, 16124186), (1014, 15504025), (1690, 9302415), (1950, 8062093), (2535, 6201610), (4225, 3720966), (5070, 3100805), (8450, 1860483), (12675, 1240322), (25350, 620161)]