28998450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4957}}^1$

素因数の和:4988

約数の個数: 72

約数和(自身を含む): 83919108

約数和(自身を除く): 54920658

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 4957, 5850, 9914, 14871, 24785, 29742, 44613, 49570, 64441, 74355, 89226, 123925, 128882, 148710, 193323, 223065, 247850, 322205, 371775, 386646, 446130, 579969, 644410, 743550, 966615, 1115325, 1159938, 1611025, 1933230, 2230650, 2899845, 3222050, 4833075, 5799690, 9666150, 14499225, 28998450]

約数ペア:

[(1, 28998450), (2, 14499225), (3, 9666150), (5, 5799690), (6, 4833075), (9, 3222050), (10, 2899845), (13, 2230650), (15, 1933230), (18, 1611025), (25, 1159938), (26, 1115325), (30, 966615), (39, 743550), (45, 644410), (50, 579969), (65, 446130), (75, 386646), (78, 371775), (90, 322205), (117, 247850), (130, 223065), (150, 193323), (195, 148710), (225, 128882), (234, 123925), (325, 89226), (390, 74355), (450, 64441), (585, 49570), (650, 44613), (975, 29742), (1170, 24785), (1950, 14871), (2925, 9914), (4957, 5850)]