130996520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1181}}^1$

素因数の和:1298

約数の個数: 64

約数和(自身を含む): 306374400

約数和(自身を除く): 175377880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 59, 94, 118, 188, 235, 236, 295, 376, 470, 472, 590, 940, 1180, 1181, 1880, 2360, 2362, 2773, 4724, 5546, 5905, 9448, 11092, 11810, 13865, 22184, 23620, 27730, 47240, 55460, 55507, 69679, 110920, 111014, 139358, 222028, 277535, 278716, 348395, 444056, 555070, 557432, 696790, 1110140, 1393580, 2220280, 2787160, 3274913, 6549826, 13099652, 16374565, 26199304, 32749130, 65498260, 130996520]

約数ペア:

[(1, 130996520), (2, 65498260), (4, 32749130), (5, 26199304), (8, 16374565), (10, 13099652), (20, 6549826), (40, 3274913), (47, 2787160), (59, 2220280), (94, 1393580), (118, 1110140), (188, 696790), (235, 557432), (236, 555070), (295, 444056), (376, 348395), (470, 278716), (472, 277535), (590, 222028), (940, 139358), (1180, 111014), (1181, 110920), (1880, 69679), (2360, 55507), (2362, 55460), (2773, 47240), (4724, 27730), (5546, 23620), (5905, 22184), (9448, 13865), (11092, 11810)]