78895300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4219}}^1$

素因数の和:4261

約数の個数: 72

約数和(自身を含む): 197799840

約数和(自身を除く): 118904540

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1700, 1870, 3740, 4219, 4675, 8438, 9350, 16876, 18700, 21095, 42190, 46409, 71723, 84380, 92818, 105475, 143446, 185636, 210950, 232045, 286892, 358615, 421900, 464090, 717230, 788953, 928180, 1160225, 1434460, 1577906, 1793075, 2320450, 3155812, 3586150, 3944765, 4640900, 7172300, 7889530, 15779060, 19723825, 39447650, 78895300]

約数ペア:

[(1, 78895300), (2, 39447650), (4, 19723825), (5, 15779060), (10, 7889530), (11, 7172300), (17, 4640900), (20, 3944765), (22, 3586150), (25, 3155812), (34, 2320450), (44, 1793075), (50, 1577906), (55, 1434460), (68, 1160225), (85, 928180), (100, 788953), (110, 717230), (170, 464090), (187, 421900), (220, 358615), (275, 286892), (340, 232045), (374, 210950), (425, 185636), (550, 143446), (748, 105475), (850, 92818), (935, 84380), (1100, 71723), (1700, 46409), (1870, 42190), (3740, 21095), (4219, 18700), (4675, 16876), (8438, 9350)]