53039140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 145861632

約数和(自身を除く): 92822492

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 101, 110, 121, 124, 140, 154, 155, 202, 217, 220, 242, 308, 310, 341, 385, 404, 434, 484, 505, 605, 620, 682, 707, 770, 847, 868, 1010, 1085, 1111, 1210, 1364, 1414, 1540, 1694, 1705, 2020, 2170, 2222, 2387, 2420, 2828, 3131, 3388, 3410, 3535, 3751, 4235, 4340, 4444, 4774, 5555, 6262, 6820, 7070, 7502, 7777, 8470, 9548, 11110, 11935, 12221, 12524, 14140, 15004, 15554, 15655, 16940, 18755, 21917, 22220, 23870, 24442, 26257, 31108, 31310, 34441, 37510, 38885, 43834, 47740, 48884, 52514, 61105, 62620, 68882, 75020, 77770, 85547, 87668, 105028, 109585, 122210, 131285, 137764, 155540, 171094, 172205, 219170, 241087, 244420, 262570, 342188, 344410, 378851, 427735, 438340, 482174, 525140, 688820, 757702, 855470, 964348, 1205435, 1515404, 1710940, 1894255, 2410870, 2651957, 3788510, 4821740, 5303914, 7577020, 10607828, 13259785, 26519570, 53039140]

約数ペア:

[(1, 53039140), (2, 26519570), (4, 13259785), (5, 10607828), (7, 7577020), (10, 5303914), (11, 4821740), (14, 3788510), (20, 2651957), (22, 2410870), (28, 1894255), (31, 1710940), (35, 1515404), (44, 1205435), (55, 964348), (62, 855470), (70, 757702), (77, 688820), (101, 525140), (110, 482174), (121, 438340), (124, 427735), (140, 378851), (154, 344410), (155, 342188), (202, 262570), (217, 244420), (220, 241087), (242, 219170), (308, 172205), (310, 171094), (341, 155540), (385, 137764), (404, 131285), (434, 122210), (484, 109585), (505, 105028), (605, 87668), (620, 85547), (682, 77770), (707, 75020), (770, 68882), (847, 62620), (868, 61105), (1010, 52514), (1085, 48884), (1111, 47740), (1210, 43834), (1364, 38885), (1414, 37510), (1540, 34441), (1694, 31310), (1705, 31108), (2020, 26257), (2170, 24442), (2222, 23870), (2387, 22220), (2420, 21917), (2828, 18755), (3131, 16940), (3388, 15655), (3410, 15554), (3535, 15004), (3751, 14140), (4235, 12524), (4340, 12221), (4444, 11935), (4774, 11110), (5555, 9548), (6262, 8470), (6820, 7777), (7070, 7502)]