74784190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 163645920

約数和(自身を除く): 88861730

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 137, 169, 170, 190, 221, 247, 274, 323, 338, 442, 494, 646, 685, 845, 1105, 1235, 1370, 1615, 1690, 1781, 2210, 2329, 2470, 2603, 2873, 3211, 3230, 3562, 4199, 4658, 5206, 5746, 6422, 8398, 8905, 11645, 13015, 14365, 16055, 17810, 20995, 23153, 23290, 26030, 28730, 30277, 32110, 33839, 41990, 44251, 46306, 54587, 60554, 67678, 88502, 109174, 115765, 151385, 169195, 221255, 231530, 272935, 302770, 338390, 393601, 439907, 442510, 545870, 575263, 787202, 879814, 1150526, 1968005, 2199535, 2876315, 3936010, 4399070, 5752630, 7478419, 14956838, 37392095, 74784190]

約数ペア:

[(1, 74784190), (2, 37392095), (5, 14956838), (10, 7478419), (13, 5752630), (17, 4399070), (19, 3936010), (26, 2876315), (34, 2199535), (38, 1968005), (65, 1150526), (85, 879814), (95, 787202), (130, 575263), (137, 545870), (169, 442510), (170, 439907), (190, 393601), (221, 338390), (247, 302770), (274, 272935), (323, 231530), (338, 221255), (442, 169195), (494, 151385), (646, 115765), (685, 109174), (845, 88502), (1105, 67678), (1235, 60554), (1370, 54587), (1615, 46306), (1690, 44251), (1781, 41990), (2210, 33839), (2329, 32110), (2470, 30277), (2603, 28730), (2873, 26030), (3211, 23290), (3230, 23153), (3562, 20995), (4199, 17810), (4658, 16055), (5206, 14365), (5746, 13015), (6422, 11645), (8398, 8905)]