642044025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2441}}^1$

素因数の和:2631

約数の個数: 72

約数和(自身を含む): 1322665344

約数和(自身を除く): 680621319

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 167, 175, 225, 315, 501, 525, 835, 1169, 1503, 1575, 2441, 2505, 3507, 4175, 5845, 7323, 7515, 10521, 12205, 12525, 17087, 17535, 21969, 29225, 36615, 37575, 51261, 52605, 61025, 85435, 87675, 109845, 153783, 183075, 256305, 263025, 407647, 427175, 549225, 768915, 1222941, 1281525, 2038235, 2853529, 3668823, 3844575, 6114705, 8560587, 10191175, 14267645, 18344115, 25681761, 30573525, 42802935, 71338225, 91720575, 128408805, 214014675, 642044025]

約数ペア:

[(1, 642044025), (3, 214014675), (5, 128408805), (7, 91720575), (9, 71338225), (15, 42802935), (21, 30573525), (25, 25681761), (35, 18344115), (45, 14267645), (63, 10191175), (75, 8560587), (105, 6114705), (167, 3844575), (175, 3668823), (225, 2853529), (315, 2038235), (501, 1281525), (525, 1222941), (835, 768915), (1169, 549225), (1503, 427175), (1575, 407647), (2441, 263025), (2505, 256305), (3507, 183075), (4175, 153783), (5845, 109845), (7323, 87675), (7515, 85435), (10521, 61025), (12205, 52605), (12525, 51261), (17087, 37575), (17535, 36615), (21969, 29225)]