28166850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1181}}^1$

素因数の和:1252

約数の個数: 72

約数和(自身を含む): 77168052

約数和(自身を除く): 49001202

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 53, 75, 90, 106, 150, 159, 225, 265, 318, 450, 477, 530, 795, 954, 1181, 1325, 1590, 2362, 2385, 2650, 3543, 3975, 4770, 5905, 7086, 7950, 10629, 11810, 11925, 17715, 21258, 23850, 29525, 35430, 53145, 59050, 62593, 88575, 106290, 125186, 177150, 187779, 265725, 312965, 375558, 531450, 563337, 625930, 938895, 1126674, 1564825, 1877790, 2816685, 3129650, 4694475, 5633370, 9388950, 14083425, 28166850]

約数ペア:

[(1, 28166850), (2, 14083425), (3, 9388950), (5, 5633370), (6, 4694475), (9, 3129650), (10, 2816685), (15, 1877790), (18, 1564825), (25, 1126674), (30, 938895), (45, 625930), (50, 563337), (53, 531450), (75, 375558), (90, 312965), (106, 265725), (150, 187779), (159, 177150), (225, 125186), (265, 106290), (318, 88575), (450, 62593), (477, 59050), (530, 53145), (795, 35430), (954, 29525), (1181, 23850), (1325, 21258), (1590, 17715), (2362, 11925), (2385, 11810), (2650, 10629), (3543, 7950), (3975, 7086), (4770, 5905)]