201845925

素因数分解:

$3^4\times 5^2\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:664

約数の個数: 60

約数和(自身を含む): 376300320

約数和(自身を除く): 174454395

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 263, 379, 405, 675, 789, 1137, 1315, 1895, 2025, 2367, 3411, 3945, 5685, 6575, 7101, 9475, 10233, 11835, 17055, 19725, 21303, 28425, 30699, 35505, 51165, 59175, 85275, 99677, 106515, 153495, 177525, 255825, 299031, 498385, 532575, 767475, 897093, 1495155, 2491925, 2691279, 4485465, 7475775, 8073837, 13456395, 22427325, 40369185, 67281975, 201845925]

約数ペア:

[(1, 201845925), (3, 67281975), (5, 40369185), (9, 22427325), (15, 13456395), (25, 8073837), (27, 7475775), (45, 4485465), (75, 2691279), (81, 2491925), (135, 1495155), (225, 897093), (263, 767475), (379, 532575), (405, 498385), (675, 299031), (789, 255825), (1137, 177525), (1315, 153495), (1895, 106515), (2025, 99677), (2367, 85275), (3411, 59175), (3945, 51165), (5685, 35505), (6575, 30699), (7101, 28425), (9475, 21303), (10233, 19725), (11835, 17055)]