89726780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 223957440

約数和(自身を除く): 134230660

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 137, 143, 220, 229, 260, 274, 286, 458, 548, 572, 685, 715, 916, 1145, 1370, 1430, 1507, 1781, 2290, 2519, 2740, 2860, 2977, 3014, 3562, 4580, 5038, 5954, 6028, 7124, 7535, 8905, 10076, 11908, 12595, 14885, 15070, 17810, 19591, 25190, 29770, 30140, 31373, 32747, 35620, 39182, 50380, 59540, 62746, 65494, 78364, 97955, 125492, 130988, 156865, 163735, 195910, 313730, 327470, 345103, 391820, 407849, 627460, 654940, 690206, 815698, 1380412, 1631396, 1725515, 2039245, 3451030, 4078490, 4486339, 6902060, 8156980, 8972678, 17945356, 22431695, 44863390, 89726780]

約数ペア:

[(1, 89726780), (2, 44863390), (4, 22431695), (5, 17945356), (10, 8972678), (11, 8156980), (13, 6902060), (20, 4486339), (22, 4078490), (26, 3451030), (44, 2039245), (52, 1725515), (55, 1631396), (65, 1380412), (110, 815698), (130, 690206), (137, 654940), (143, 627460), (220, 407849), (229, 391820), (260, 345103), (274, 327470), (286, 313730), (458, 195910), (548, 163735), (572, 156865), (685, 130988), (715, 125492), (916, 97955), (1145, 78364), (1370, 65494), (1430, 62746), (1507, 59540), (1781, 50380), (2290, 39182), (2519, 35620), (2740, 32747), (2860, 31373), (2977, 30140), (3014, 29770), (3562, 25190), (4580, 19591), (5038, 17810), (5954, 15070), (6028, 14885), (7124, 12595), (7535, 11908), (8905, 10076)]