51535250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 105592032

約数和(自身を除く): 54056782

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 101, 125, 130, 157, 202, 250, 314, 325, 505, 650, 785, 1010, 1313, 1570, 1625, 2041, 2525, 2626, 3250, 3925, 4082, 5050, 6565, 7850, 10205, 12625, 13130, 15857, 19625, 20410, 25250, 31714, 32825, 39250, 51025, 65650, 79285, 102050, 158570, 164125, 206141, 255125, 328250, 396425, 412282, 510250, 792850, 1030705, 1982125, 2061410, 3964250, 5153525, 10307050, 25767625, 51535250]

約数ペア:

[(1, 51535250), (2, 25767625), (5, 10307050), (10, 5153525), (13, 3964250), (25, 2061410), (26, 1982125), (50, 1030705), (65, 792850), (101, 510250), (125, 412282), (130, 396425), (157, 328250), (202, 255125), (250, 206141), (314, 164125), (325, 158570), (505, 102050), (650, 79285), (785, 65650), (1010, 51025), (1313, 39250), (1570, 32825), (1625, 31714), (2041, 25250), (2525, 20410), (2626, 19625), (3250, 15857), (3925, 13130), (4082, 12625), (5050, 10205), (6565, 7850)]