38983725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 80277600

約数和(自身を除く): 41293875

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 75, 95, 99, 165, 171, 209, 225, 275, 285, 475, 495, 627, 825, 829, 855, 1045, 1425, 1881, 2475, 2487, 3135, 4145, 4275, 5225, 7461, 9119, 9405, 12435, 15675, 15751, 20725, 27357, 37305, 45595, 47025, 47253, 62175, 78755, 82071, 136785, 141759, 173261, 186525, 227975, 236265, 393775, 410355, 519783, 683925, 708795, 866305, 1181325, 1559349, 2051775, 2598915, 3543975, 4331525, 7796745, 12994575, 38983725]

約数ペア:

[(1, 38983725), (3, 12994575), (5, 7796745), (9, 4331525), (11, 3543975), (15, 2598915), (19, 2051775), (25, 1559349), (33, 1181325), (45, 866305), (55, 708795), (57, 683925), (75, 519783), (95, 410355), (99, 393775), (165, 236265), (171, 227975), (209, 186525), (225, 173261), (275, 141759), (285, 136785), (475, 82071), (495, 78755), (627, 62175), (825, 47253), (829, 47025), (855, 45595), (1045, 37305), (1425, 27357), (1881, 20725), (2475, 15751), (2487, 15675), (3135, 12435), (4145, 9405), (4275, 9119), (5225, 7461)]