28755350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 72

約数和(自身を含む): 60043032

約数和(自身を除く): 31287682

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 83, 130, 166, 169, 205, 325, 338, 410, 415, 533, 650, 830, 845, 1025, 1066, 1079, 1690, 2050, 2075, 2158, 2665, 3403, 4150, 4225, 5330, 5395, 6806, 6929, 8450, 10790, 13325, 13858, 14027, 17015, 26650, 26975, 28054, 34030, 34645, 44239, 53950, 69290, 70135, 85075, 88478, 140270, 170150, 173225, 221195, 346450, 350675, 442390, 575107, 701350, 1105975, 1150214, 2211950, 2875535, 5751070, 14377675, 28755350]

約数ペア:

[(1, 28755350), (2, 14377675), (5, 5751070), (10, 2875535), (13, 2211950), (25, 1150214), (26, 1105975), (41, 701350), (50, 575107), (65, 442390), (82, 350675), (83, 346450), (130, 221195), (166, 173225), (169, 170150), (205, 140270), (325, 88478), (338, 85075), (410, 70135), (415, 69290), (533, 53950), (650, 44239), (830, 34645), (845, 34030), (1025, 28054), (1066, 26975), (1079, 26650), (1690, 17015), (2050, 14027), (2075, 13858), (2158, 13325), (2665, 10790), (3403, 8450), (4150, 6929), (4225, 6806), (5330, 5395)]