919975325

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 1212083136

約数和(自身を除く): 292107811

約数列:

[1, 5, 25, 43, 53, 67, 215, 241, 265, 335, 1075, 1205, 1325, 1675, 2279, 2881, 3551, 6025, 10363, 11395, 12773, 14405, 16147, 17755, 51815, 56975, 63865, 72025, 80735, 88775, 152693, 259075, 319325, 403675, 549239, 694321, 763465, 855791, 2746195, 3471605, 3817325, 4278955, 13730975, 17358025, 21394775, 36799013, 183995065, 919975325]

約数ペア:

[(1, 919975325), (5, 183995065), (25, 36799013), (43, 21394775), (53, 17358025), (67, 13730975), (215, 4278955), (241, 3817325), (265, 3471605), (335, 2746195), (1075, 855791), (1205, 763465), (1325, 694321), (1675, 549239), (2279, 403675), (2881, 319325), (3551, 259075), (6025, 152693), (10363, 88775), (11395, 80735), (12773, 72025), (14405, 63865), (16147, 56975), (17755, 51815)]