87533475

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 158172912

約数和(自身を除く): 70639437

約数列:

[1, 3, 5, 15, 19, 25, 53, 57, 61, 75, 95, 159, 183, 265, 285, 305, 361, 475, 795, 915, 1007, 1083, 1159, 1325, 1425, 1525, 1805, 3021, 3233, 3477, 3975, 4575, 5035, 5415, 5795, 9025, 9699, 15105, 16165, 17385, 19133, 22021, 25175, 27075, 28975, 48495, 57399, 61427, 66063, 75525, 80825, 86925, 95665, 110105, 184281, 242475, 286995, 307135, 330315, 478325, 550525, 921405, 1167113, 1434975, 1535675, 1651575, 3501339, 4607025, 5835565, 17506695, 29177825, 87533475]

約数ペア:

[(1, 87533475), (3, 29177825), (5, 17506695), (15, 5835565), (19, 4607025), (25, 3501339), (53, 1651575), (57, 1535675), (61, 1434975), (75, 1167113), (95, 921405), (159, 550525), (183, 478325), (265, 330315), (285, 307135), (305, 286995), (361, 242475), (475, 184281), (795, 110105), (915, 95665), (1007, 86925), (1083, 80825), (1159, 75525), (1325, 66063), (1425, 61427), (1525, 57399), (1805, 48495), (3021, 28975), (3233, 27075), (3477, 25175), (3975, 22021), (4575, 19133), (5035, 17385), (5415, 16165), (5795, 15105), (9025, 9699)]