521667380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1097}}^1$

素因数の和:1209

約数の個数: 96

約数和(自身を含む): 1239598080

約数和(自身を除く): 717930700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 59, 62, 65, 118, 124, 130, 155, 236, 260, 295, 310, 403, 590, 620, 767, 806, 1097, 1180, 1534, 1612, 1829, 2015, 2194, 3068, 3658, 3835, 4030, 4388, 5485, 7316, 7670, 8060, 9145, 10970, 14261, 15340, 18290, 21940, 23777, 28522, 34007, 36580, 47554, 57044, 64723, 68014, 71305, 95108, 118885, 129446, 136028, 142610, 170035, 237770, 258892, 285220, 323615, 340070, 442091, 475540, 647230, 680140, 841399, 884182, 1294460, 1682798, 1768364, 2006413, 2210455, 3365596, 4012826, 4206995, 4420910, 8025652, 8413990, 8841820, 10032065, 16827980, 20064130, 26083369, 40128260, 52166738, 104333476, 130416845, 260833690, 521667380]

約数ペア:

[(1, 521667380), (2, 260833690), (4, 130416845), (5, 104333476), (10, 52166738), (13, 40128260), (20, 26083369), (26, 20064130), (31, 16827980), (52, 10032065), (59, 8841820), (62, 8413990), (65, 8025652), (118, 4420910), (124, 4206995), (130, 4012826), (155, 3365596), (236, 2210455), (260, 2006413), (295, 1768364), (310, 1682798), (403, 1294460), (590, 884182), (620, 841399), (767, 680140), (806, 647230), (1097, 475540), (1180, 442091), (1534, 340070), (1612, 323615), (1829, 285220), (2015, 258892), (2194, 237770), (3068, 170035), (3658, 142610), (3835, 136028), (4030, 129446), (4388, 118885), (5485, 95108), (7316, 71305), (7670, 68014), (8060, 64723), (9145, 57044), (10970, 47554), (14261, 36580), (15340, 34007), (18290, 28522), (21940, 23777)]