87135100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 206025008

約数和(自身を除く): 118889908

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 260, 325, 388, 485, 650, 691, 970, 1261, 1300, 1382, 1940, 2425, 2522, 2764, 3455, 4850, 5044, 6305, 6910, 8983, 9700, 12610, 13820, 17275, 17966, 25220, 31525, 34550, 35932, 44915, 63050, 67027, 69100, 89830, 126100, 134054, 179660, 224575, 268108, 335135, 449150, 670270, 871351, 898300, 1340540, 1675675, 1742702, 3351350, 3485404, 4356755, 6702700, 8713510, 17427020, 21783775, 43567550, 87135100]

約数ペア:

[(1, 87135100), (2, 43567550), (4, 21783775), (5, 17427020), (10, 8713510), (13, 6702700), (20, 4356755), (25, 3485404), (26, 3351350), (50, 1742702), (52, 1675675), (65, 1340540), (97, 898300), (100, 871351), (130, 670270), (194, 449150), (260, 335135), (325, 268108), (388, 224575), (485, 179660), (650, 134054), (691, 126100), (970, 89830), (1261, 69100), (1300, 67027), (1382, 63050), (1940, 44915), (2425, 35932), (2522, 34550), (2764, 31525), (3455, 25220), (4850, 17966), (5044, 17275), (6305, 13820), (6910, 12610), (8983, 9700)]