89142050

素因数分解:

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

素因数の和:276

約数の個数: 72

約数和(自身を含む): 182726400

約数和(自身を除く): 93584350

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 199, 289, 310, 398, 425, 527, 578, 775, 850, 995, 1054, 1445, 1550, 1990, 2635, 2890, 3383, 4975, 5270, 6169, 6766, 7225, 8959, 9950, 12338, 13175, 14450, 16915, 17918, 26350, 30845, 33830, 44795, 57511, 61690, 84575, 89590, 104873, 115022, 154225, 169150, 209746, 223975, 287555, 308450, 447950, 524365, 575110, 1048730, 1437775, 1782841, 2621825, 2875550, 3565682, 5243650, 8914205, 17828410, 44571025, 89142050]

約数ペア:

[(1, 89142050), (2, 44571025), (5, 17828410), (10, 8914205), (17, 5243650), (25, 3565682), (31, 2875550), (34, 2621825), (50, 1782841), (62, 1437775), (85, 1048730), (155, 575110), (170, 524365), (199, 447950), (289, 308450), (310, 287555), (398, 223975), (425, 209746), (527, 169150), (578, 154225), (775, 115022), (850, 104873), (995, 89590), (1054, 84575), (1445, 61690), (1550, 57511), (1990, 44795), (2635, 33830), (2890, 30845), (3383, 26350), (4975, 17918), (5270, 16915), (6169, 14450), (6766, 13175), (7225, 12338), (8959, 9950)]