77606020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 183859200

約数和(自身を除く): 106253180

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 37, 62, 68, 74, 85, 124, 148, 155, 170, 185, 199, 310, 340, 370, 398, 527, 620, 629, 740, 796, 995, 1054, 1147, 1258, 1990, 2108, 2294, 2516, 2635, 3145, 3383, 3980, 4588, 5270, 5735, 6169, 6290, 6766, 7363, 10540, 11470, 12338, 12580, 13532, 14726, 16915, 19499, 22940, 24676, 29452, 30845, 33830, 36815, 38998, 61690, 67660, 73630, 77996, 97495, 104873, 123380, 125171, 147260, 194990, 209746, 228253, 250342, 389980, 419492, 456506, 500684, 524365, 625855, 913012, 1048730, 1141265, 1251710, 2097460, 2282530, 2503420, 3880301, 4565060, 7760602, 15521204, 19401505, 38803010, 77606020]

約数ペア:

[(1, 77606020), (2, 38803010), (4, 19401505), (5, 15521204), (10, 7760602), (17, 4565060), (20, 3880301), (31, 2503420), (34, 2282530), (37, 2097460), (62, 1251710), (68, 1141265), (74, 1048730), (85, 913012), (124, 625855), (148, 524365), (155, 500684), (170, 456506), (185, 419492), (199, 389980), (310, 250342), (340, 228253), (370, 209746), (398, 194990), (527, 147260), (620, 125171), (629, 123380), (740, 104873), (796, 97495), (995, 77996), (1054, 73630), (1147, 67660), (1258, 61690), (1990, 38998), (2108, 36815), (2294, 33830), (2516, 30845), (2635, 29452), (3145, 24676), (3383, 22940), (3980, 19499), (4588, 16915), (5270, 14726), (5735, 13532), (6169, 12580), (6290, 12338), (6766, 11470), (7363, 10540)]