641566730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4973}}^1$

素因数の和:5103

約数の個数: 64

約数和(自身を含む): 1403861760

約数和(自身を除く): 762295030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 97, 133, 190, 194, 266, 485, 665, 679, 970, 1330, 1358, 1843, 3395, 3686, 4973, 6790, 9215, 9946, 12901, 18430, 24865, 25802, 34811, 49730, 64505, 69622, 94487, 129010, 174055, 188974, 348110, 472435, 482381, 661409, 944870, 964762, 1322818, 2411905, 3307045, 3376667, 4823810, 6614090, 6753334, 9165239, 16883335, 18330478, 33766670, 45826195, 64156673, 91652390, 128313346, 320783365, 641566730]

約数ペア:

[(1, 641566730), (2, 320783365), (5, 128313346), (7, 91652390), (10, 64156673), (14, 45826195), (19, 33766670), (35, 18330478), (38, 16883335), (70, 9165239), (95, 6753334), (97, 6614090), (133, 4823810), (190, 3376667), (194, 3307045), (266, 2411905), (485, 1322818), (665, 964762), (679, 944870), (970, 661409), (1330, 482381), (1358, 472435), (1843, 348110), (3395, 188974), (3686, 174055), (4973, 129010), (6790, 94487), (9215, 69622), (9946, 64505), (12901, 49730), (18430, 34811), (24865, 25802)]