171800980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{827}}^1$

素因数の和:913

約数の個数: 96

約数和(自身を含む): 420650496

約数和(自身を除く): 248849516

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 47, 52, 65, 68, 85, 94, 130, 170, 188, 221, 235, 260, 340, 442, 470, 611, 799, 827, 884, 940, 1105, 1222, 1598, 1654, 2210, 2444, 3055, 3196, 3308, 3995, 4135, 4420, 6110, 7990, 8270, 10387, 10751, 12220, 14059, 15980, 16540, 20774, 21502, 28118, 38869, 41548, 43004, 51935, 53755, 56236, 70295, 77738, 103870, 107510, 140590, 155476, 182767, 194345, 207740, 215020, 281180, 365534, 388690, 505297, 660773, 731068, 777380, 913835, 1010594, 1321546, 1827670, 2021188, 2526485, 2643092, 3303865, 3655340, 5052970, 6607730, 8590049, 10105940, 13215460, 17180098, 34360196, 42950245, 85900490, 171800980]

約数ペア:

[(1, 171800980), (2, 85900490), (4, 42950245), (5, 34360196), (10, 17180098), (13, 13215460), (17, 10105940), (20, 8590049), (26, 6607730), (34, 5052970), (47, 3655340), (52, 3303865), (65, 2643092), (68, 2526485), (85, 2021188), (94, 1827670), (130, 1321546), (170, 1010594), (188, 913835), (221, 777380), (235, 731068), (260, 660773), (340, 505297), (442, 388690), (470, 365534), (611, 281180), (799, 215020), (827, 207740), (884, 194345), (940, 182767), (1105, 155476), (1222, 140590), (1598, 107510), (1654, 103870), (2210, 77738), (2444, 70295), (3055, 56236), (3196, 53755), (3308, 51935), (3995, 43004), (4135, 41548), (4420, 38869), (6110, 28118), (7990, 21502), (8270, 20774), (10387, 16540), (10751, 15980), (12220, 14059)]