2729350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 6126840

約数和(自身を除く): 3397490

約数列:

[1, 2, 5, 10, 13, 17, 19, 25, 26, 34, 38, 50, 65, 85, 95, 130, 169, 170, 190, 221, 247, 323, 325, 338, 425, 442, 475, 494, 646, 650, 845, 850, 950, 1105, 1235, 1615, 1690, 2210, 2470, 2873, 3211, 3230, 4199, 4225, 5525, 5746, 6175, 6422, 8075, 8398, 8450, 11050, 12350, 14365, 16055, 16150, 20995, 28730, 32110, 41990, 54587, 71825, 80275, 104975, 109174, 143650, 160550, 209950, 272935, 545870, 1364675, 2729350]

約数ペア:

[(1, 2729350), (2, 1364675), (5, 545870), (10, 272935), (13, 209950), (17, 160550), (19, 143650), (25, 109174), (26, 104975), (34, 80275), (38, 71825), (50, 54587), (65, 41990), (85, 32110), (95, 28730), (130, 20995), (169, 16150), (170, 16055), (190, 14365), (221, 12350), (247, 11050), (323, 8450), (325, 8398), (338, 8075), (425, 6422), (442, 6175), (475, 5746), (494, 5525), (646, 4225), (650, 4199), (845, 3230), (850, 3211), (950, 2873), (1105, 2470), (1235, 2210), (1615, 1690)]