131529850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{571}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 260447616

約数和(自身を除く): 128917766

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 271, 425, 542, 571, 850, 1142, 1355, 2710, 2855, 4607, 5710, 6775, 9214, 9707, 13550, 14275, 19414, 23035, 28550, 46070, 48535, 97070, 115175, 154741, 230350, 242675, 309482, 485350, 773705, 1547410, 2630597, 3868525, 5261194, 7737050, 13152985, 26305970, 65764925, 131529850]

約数ペア:

[(1, 131529850), (2, 65764925), (5, 26305970), (10, 13152985), (17, 7737050), (25, 5261194), (34, 3868525), (50, 2630597), (85, 1547410), (170, 773705), (271, 485350), (425, 309482), (542, 242675), (571, 230350), (850, 154741), (1142, 115175), (1355, 97070), (2710, 48535), (2855, 46070), (4607, 28550), (5710, 23035), (6775, 19414), (9214, 14275), (9707, 13550)]