77386540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1679

約数の個数: 96

約数和(自身を含む): 209276928

約数和(自身を除く): 131890388

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 868, 1085, 1364, 1540, 1621, 1705, 2170, 2387, 3242, 3410, 4340, 4774, 6484, 6820, 8105, 9548, 11347, 11935, 16210, 17831, 22694, 23870, 32420, 35662, 45388, 47740, 50251, 56735, 71324, 89155, 100502, 113470, 124817, 178310, 201004, 226940, 249634, 251255, 351757, 356620, 499268, 502510, 552761, 624085, 703514, 1005020, 1105522, 1248170, 1407028, 1758785, 2211044, 2496340, 2763805, 3517570, 3869327, 5527610, 7035140, 7738654, 11055220, 15477308, 19346635, 38693270, 77386540]

約数ペア:

[(1, 77386540), (2, 38693270), (4, 19346635), (5, 15477308), (7, 11055220), (10, 7738654), (11, 7035140), (14, 5527610), (20, 3869327), (22, 3517570), (28, 2763805), (31, 2496340), (35, 2211044), (44, 1758785), (55, 1407028), (62, 1248170), (70, 1105522), (77, 1005020), (110, 703514), (124, 624085), (140, 552761), (154, 502510), (155, 499268), (217, 356620), (220, 351757), (308, 251255), (310, 249634), (341, 226940), (385, 201004), (434, 178310), (620, 124817), (682, 113470), (770, 100502), (868, 89155), (1085, 71324), (1364, 56735), (1540, 50251), (1621, 47740), (1705, 45388), (2170, 35662), (2387, 32420), (3242, 23870), (3410, 22694), (4340, 17831), (4774, 16210), (6484, 11935), (6820, 11347), (8105, 9548)]