15693209025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{9749}}^1$

素因数の和:9915

約数の個数: 72

約数和(自身を含む): 28319616000

約数和(自身を除く): 12626406975

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 127, 169, 195, 325, 381, 507, 635, 845, 975, 1651, 1905, 2535, 3175, 4225, 4953, 8255, 9525, 9749, 12675, 21463, 24765, 29247, 41275, 48745, 64389, 107315, 123825, 126737, 146235, 243725, 321945, 380211, 536575, 633685, 731175, 1238123, 1609725, 1647581, 1901055, 3168425, 3714369, 4942743, 6190615, 8237905, 9505275, 16095599, 18571845, 24713715, 30953075, 41189525, 48286797, 80477995, 92859225, 123568575, 209242787, 241433985, 402389975, 627728361, 1046213935, 1207169925, 3138641805, 5231069675, 15693209025]

約数ペア:

[(1, 15693209025), (3, 5231069675), (5, 3138641805), (13, 1207169925), (15, 1046213935), (25, 627728361), (39, 402389975), (65, 241433985), (75, 209242787), (127, 123568575), (169, 92859225), (195, 80477995), (325, 48286797), (381, 41189525), (507, 30953075), (635, 24713715), (845, 18571845), (975, 16095599), (1651, 9505275), (1905, 8237905), (2535, 6190615), (3175, 4942743), (4225, 3714369), (4953, 3168425), (8255, 1901055), (9525, 1647581), (9749, 1609725), (12675, 1238123), (21463, 731175), (24765, 633685), (29247, 536575), (41275, 380211), (48745, 321945), (64389, 243725), (107315, 146235), (123825, 126737)]