25399660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 64012032

約数和(自身を除く): 38612372

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 83, 107, 110, 130, 143, 166, 214, 220, 260, 286, 332, 415, 428, 535, 572, 715, 830, 913, 1070, 1079, 1177, 1391, 1430, 1660, 1826, 2140, 2158, 2354, 2782, 2860, 3652, 4316, 4565, 4708, 5395, 5564, 5885, 6955, 8881, 9130, 10790, 11770, 11869, 13910, 15301, 17762, 18260, 21580, 23540, 23738, 27820, 30602, 35524, 44405, 47476, 59345, 61204, 76505, 88810, 97691, 115453, 118690, 153010, 177620, 195382, 230906, 237380, 306020, 390764, 461812, 488455, 577265, 976910, 1154530, 1269983, 1953820, 2309060, 2539966, 5079932, 6349915, 12699830, 25399660]

約数ペア:

[(1, 25399660), (2, 12699830), (4, 6349915), (5, 5079932), (10, 2539966), (11, 2309060), (13, 1953820), (20, 1269983), (22, 1154530), (26, 976910), (44, 577265), (52, 488455), (55, 461812), (65, 390764), (83, 306020), (107, 237380), (110, 230906), (130, 195382), (143, 177620), (166, 153010), (214, 118690), (220, 115453), (260, 97691), (286, 88810), (332, 76505), (415, 61204), (428, 59345), (535, 47476), (572, 44405), (715, 35524), (830, 30602), (913, 27820), (1070, 23738), (1079, 23540), (1177, 21580), (1391, 18260), (1430, 17762), (1660, 15301), (1826, 13910), (2140, 11869), (2158, 11770), (2354, 10790), (2782, 9130), (2860, 8881), (3652, 6955), (4316, 5885), (4565, 5564), (4708, 5395)]