72725380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1349

約数の個数: 96

約数和(自身を含む): 194181120

約数和(自身を除く): 121455740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1289, 1612, 1820, 2015, 2170, 2578, 2821, 4030, 4340, 5156, 5642, 6445, 8060, 9023, 11284, 12890, 14105, 16757, 18046, 25780, 28210, 33514, 36092, 39959, 45115, 56420, 67028, 79918, 83785, 90230, 117299, 159836, 167570, 180460, 199795, 234598, 279713, 335140, 399590, 469196, 519467, 559426, 586495, 799180, 1038934, 1118852, 1172990, 1398565, 2077868, 2345980, 2597335, 2797130, 3636269, 5194670, 5594260, 7272538, 10389340, 14545076, 18181345, 36362690, 72725380]

約数ペア:

[(1, 72725380), (2, 36362690), (4, 18181345), (5, 14545076), (7, 10389340), (10, 7272538), (13, 5594260), (14, 5194670), (20, 3636269), (26, 2797130), (28, 2597335), (31, 2345980), (35, 2077868), (52, 1398565), (62, 1172990), (65, 1118852), (70, 1038934), (91, 799180), (124, 586495), (130, 559426), (140, 519467), (155, 469196), (182, 399590), (217, 335140), (260, 279713), (310, 234598), (364, 199795), (403, 180460), (434, 167570), (455, 159836), (620, 117299), (806, 90230), (868, 83785), (910, 79918), (1085, 67028), (1289, 56420), (1612, 45115), (1820, 39959), (2015, 36092), (2170, 33514), (2578, 28210), (2821, 25780), (4030, 18046), (4340, 16757), (5156, 14105), (5642, 12890), (6445, 11284), (8060, 9023)]