518480625

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:364

約数の個数: 80

約数和(自身を含む): 944697600

約数和(自身を除く): 426216975

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 89, 125, 195, 239, 267, 325, 375, 445, 625, 717, 975, 1157, 1195, 1335, 1625, 1875, 2225, 3107, 3471, 3585, 4875, 5785, 5975, 6675, 8125, 9321, 11125, 15535, 17355, 17925, 21271, 24375, 28925, 29875, 33375, 46605, 55625, 63813, 77675, 86775, 89625, 106355, 144625, 149375, 166875, 233025, 276523, 319065, 388375, 433875, 448125, 531775, 723125, 829569, 1165125, 1382615, 1595325, 1941875, 2169375, 2658875, 4147845, 5825625, 6913075, 7976625, 13294375, 20739225, 34565375, 39883125, 103696125, 172826875, 518480625]

約数ペア:

[(1, 518480625), (3, 172826875), (5, 103696125), (13, 39883125), (15, 34565375), (25, 20739225), (39, 13294375), (65, 7976625), (75, 6913075), (89, 5825625), (125, 4147845), (195, 2658875), (239, 2169375), (267, 1941875), (325, 1595325), (375, 1382615), (445, 1165125), (625, 829569), (717, 723125), (975, 531775), (1157, 448125), (1195, 433875), (1335, 388375), (1625, 319065), (1875, 276523), (2225, 233025), (3107, 166875), (3471, 149375), (3585, 144625), (4875, 106355), (5785, 89625), (5975, 86775), (6675, 77675), (8125, 63813), (9321, 55625), (11125, 46605), (15535, 33375), (17355, 29875), (17925, 28925), (21271, 24375)]