51989730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1223}}^1$

素因数の和:1355

約数の個数: 64

約数和(自身を含む): 135717120

約数和(自身を除く): 83727390

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 218, 327, 390, 545, 654, 1090, 1223, 1417, 1635, 2446, 2834, 3270, 3669, 4251, 6115, 7085, 7338, 8502, 12230, 14170, 15899, 18345, 21255, 31798, 36690, 42510, 47697, 79495, 95394, 133307, 158990, 238485, 266614, 399921, 476970, 666535, 799842, 1333070, 1732991, 1999605, 3465982, 3999210, 5198973, 8664955, 10397946, 17329910, 25994865, 51989730]

約数ペア:

[(1, 51989730), (2, 25994865), (3, 17329910), (5, 10397946), (6, 8664955), (10, 5198973), (13, 3999210), (15, 3465982), (26, 1999605), (30, 1732991), (39, 1333070), (65, 799842), (78, 666535), (109, 476970), (130, 399921), (195, 266614), (218, 238485), (327, 158990), (390, 133307), (545, 95394), (654, 79495), (1090, 47697), (1223, 42510), (1417, 36690), (1635, 31798), (2446, 21255), (2834, 18345), (3270, 15899), (3669, 14170), (4251, 12230), (6115, 8502), (7085, 7338)]