28949883950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{16073}}^1$

素因数の和:16278

約数の個数: 96

約数和(自身を含む): 61780483296

約数和(自身を除く): 32830599346

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 163, 170, 221, 325, 326, 425, 442, 650, 815, 850, 1105, 1630, 2119, 2210, 2771, 4075, 4238, 5525, 5542, 8150, 10595, 11050, 13855, 16073, 21190, 27710, 32146, 36023, 52975, 69275, 72046, 80365, 105950, 138550, 160730, 180115, 208949, 273241, 360230, 401825, 417898, 546482, 803650, 900575, 1044745, 1366205, 1801150, 2089490, 2619899, 2732410, 3552133, 5223725, 5239798, 6831025, 7104266, 10447450, 13099495, 13662050, 17760665, 26198990, 34058687, 35521330, 44538283, 65497475, 68117374, 88803325, 89076566, 130994950, 170293435, 177606650, 222691415, 340586870, 445382830, 578997679, 851467175, 1113457075, 1157995358, 1702934350, 2226914150, 2894988395, 5789976790, 14474941975, 28949883950]

約数ペア:

[(1, 28949883950), (2, 14474941975), (5, 5789976790), (10, 2894988395), (13, 2226914150), (17, 1702934350), (25, 1157995358), (26, 1113457075), (34, 851467175), (50, 578997679), (65, 445382830), (85, 340586870), (130, 222691415), (163, 177606650), (170, 170293435), (221, 130994950), (325, 89076566), (326, 88803325), (425, 68117374), (442, 65497475), (650, 44538283), (815, 35521330), (850, 34058687), (1105, 26198990), (1630, 17760665), (2119, 13662050), (2210, 13099495), (2771, 10447450), (4075, 7104266), (4238, 6831025), (5525, 5239798), (5542, 5223725), (8150, 3552133), (10595, 2732410), (11050, 2619899), (13855, 2089490), (16073, 1801150), (21190, 1366205), (27710, 1044745), (32146, 900575), (36023, 803650), (52975, 546482), (69275, 417898), (72046, 401825), (80365, 360230), (105950, 273241), (138550, 208949), (160730, 180115)]