40683890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 85730400

約数和(自身を除く): 45046510

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 205, 221, 410, 442, 449, 533, 697, 898, 1066, 1105, 1394, 2210, 2245, 2665, 3485, 4490, 5330, 5837, 6970, 7633, 9061, 11674, 15266, 18122, 18409, 29185, 36818, 38165, 45305, 58370, 76330, 90610, 92045, 99229, 184090, 198458, 239317, 312953, 478634, 496145, 625906, 992290, 1196585, 1564765, 2393170, 3129530, 4068389, 8136778, 20341945, 40683890]

約数ペア:

[(1, 40683890), (2, 20341945), (5, 8136778), (10, 4068389), (13, 3129530), (17, 2393170), (26, 1564765), (34, 1196585), (41, 992290), (65, 625906), (82, 496145), (85, 478634), (130, 312953), (170, 239317), (205, 198458), (221, 184090), (410, 99229), (442, 92045), (449, 90610), (533, 76330), (697, 58370), (898, 45305), (1066, 38165), (1105, 36818), (1394, 29185), (2210, 18409), (2245, 18122), (2665, 15266), (3485, 11674), (4490, 9061), (5330, 7633), (5837, 6970)]