28420600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 75463920

約数和(自身を除く): 47043320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 130, 136, 170, 200, 221, 260, 325, 340, 425, 442, 520, 643, 650, 680, 850, 884, 1105, 1286, 1300, 1700, 1768, 2210, 2572, 2600, 3215, 3400, 4420, 5144, 5525, 6430, 8359, 8840, 10931, 11050, 12860, 16075, 16718, 21862, 22100, 25720, 32150, 33436, 41795, 43724, 44200, 54655, 64300, 66872, 83590, 87448, 109310, 128600, 142103, 167180, 208975, 218620, 273275, 284206, 334360, 417950, 437240, 546550, 568412, 710515, 835900, 1093100, 1136824, 1421030, 1671800, 2186200, 2842060, 3552575, 5684120, 7105150, 14210300, 28420600]

約数ペア:

[(1, 28420600), (2, 14210300), (4, 7105150), (5, 5684120), (8, 3552575), (10, 2842060), (13, 2186200), (17, 1671800), (20, 1421030), (25, 1136824), (26, 1093100), (34, 835900), (40, 710515), (50, 568412), (52, 546550), (65, 437240), (68, 417950), (85, 334360), (100, 284206), (104, 273275), (130, 218620), (136, 208975), (170, 167180), (200, 142103), (221, 128600), (260, 109310), (325, 87448), (340, 83590), (425, 66872), (442, 64300), (520, 54655), (643, 44200), (650, 43724), (680, 41795), (850, 33436), (884, 32150), (1105, 25720), (1286, 22100), (1300, 21862), (1700, 16718), (1768, 16075), (2210, 12860), (2572, 11050), (2600, 10931), (3215, 8840), (3400, 8359), (4420, 6430), (5144, 5525)]