78089620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1013

約数の個数: 96

約数和(自身を含む): 203857920

約数和(自身を除く): 125768300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 217, 266, 310, 380, 434, 532, 589, 620, 665, 868, 947, 1085, 1178, 1330, 1894, 2170, 2356, 2660, 2945, 3788, 4123, 4340, 4735, 5890, 6629, 8246, 9470, 11780, 13258, 16492, 17993, 18940, 20615, 26516, 29357, 33145, 35986, 41230, 58714, 66290, 71972, 82460, 89965, 117428, 125951, 132580, 146785, 179930, 205499, 251902, 293570, 359860, 410998, 503804, 557783, 587140, 629755, 821996, 1027495, 1115566, 1259510, 2054990, 2231132, 2519020, 2788915, 3904481, 4109980, 5577830, 7808962, 11155660, 15617924, 19522405, 39044810, 78089620]

約数ペア:

[(1, 78089620), (2, 39044810), (4, 19522405), (5, 15617924), (7, 11155660), (10, 7808962), (14, 5577830), (19, 4109980), (20, 3904481), (28, 2788915), (31, 2519020), (35, 2231132), (38, 2054990), (62, 1259510), (70, 1115566), (76, 1027495), (95, 821996), (124, 629755), (133, 587140), (140, 557783), (155, 503804), (190, 410998), (217, 359860), (266, 293570), (310, 251902), (380, 205499), (434, 179930), (532, 146785), (589, 132580), (620, 125951), (665, 117428), (868, 89965), (947, 82460), (1085, 71972), (1178, 66290), (1330, 58714), (1894, 41230), (2170, 35986), (2356, 33145), (2660, 29357), (2945, 26516), (3788, 20615), (4123, 18940), (4340, 17993), (4735, 16492), (5890, 13258), (6629, 11780), (8246, 9470)]