64167220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 152409600

約数和(自身を除く): 88242380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 59, 65, 89, 94, 118, 130, 178, 188, 235, 236, 260, 295, 356, 445, 470, 590, 611, 767, 890, 940, 1157, 1180, 1222, 1534, 1780, 2314, 2444, 2773, 3055, 3068, 3835, 4183, 4628, 5251, 5546, 5785, 6110, 7670, 8366, 10502, 11092, 11570, 12220, 13865, 15340, 16732, 20915, 21004, 23140, 26255, 27730, 36049, 41830, 52510, 54379, 55460, 68263, 72098, 83660, 105020, 108758, 136526, 144196, 180245, 217516, 246797, 271895, 273052, 341315, 360490, 493594, 543790, 682630, 720980, 987188, 1087580, 1233985, 1365260, 2467970, 3208361, 4935940, 6416722, 12833444, 16041805, 32083610, 64167220]

約数ペア:

[(1, 64167220), (2, 32083610), (4, 16041805), (5, 12833444), (10, 6416722), (13, 4935940), (20, 3208361), (26, 2467970), (47, 1365260), (52, 1233985), (59, 1087580), (65, 987188), (89, 720980), (94, 682630), (118, 543790), (130, 493594), (178, 360490), (188, 341315), (235, 273052), (236, 271895), (260, 246797), (295, 217516), (356, 180245), (445, 144196), (470, 136526), (590, 108758), (611, 105020), (767, 83660), (890, 72098), (940, 68263), (1157, 55460), (1180, 54379), (1222, 52510), (1534, 41830), (1780, 36049), (2314, 27730), (2444, 26255), (2773, 23140), (3055, 21004), (3068, 20915), (3835, 16732), (4183, 15340), (4628, 13865), (5251, 12220), (5546, 11570), (5785, 11092), (6110, 10502), (7670, 8366)]