25223580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8243}}^1$

素因数の和:8275

約数の個数: 72

約数和(自身を含む): 81022032

約数和(自身を除く): 55798452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 8243, 16486, 24729, 32972, 41215, 49458, 74187, 82430, 98916, 123645, 140131, 148374, 164860, 247290, 280262, 296748, 370935, 420393, 494580, 560524, 700655, 741870, 840786, 1261179, 1401310, 1483740, 1681572, 2101965, 2522358, 2802620, 4203930, 5044716, 6305895, 8407860, 12611790, 25223580]

約数ペア:

[(1, 25223580), (2, 12611790), (3, 8407860), (4, 6305895), (5, 5044716), (6, 4203930), (9, 2802620), (10, 2522358), (12, 2101965), (15, 1681572), (17, 1483740), (18, 1401310), (20, 1261179), (30, 840786), (34, 741870), (36, 700655), (45, 560524), (51, 494580), (60, 420393), (68, 370935), (85, 296748), (90, 280262), (102, 247290), (153, 164860), (170, 148374), (180, 140131), (204, 123645), (255, 98916), (306, 82430), (340, 74187), (510, 49458), (612, 41215), (765, 32972), (1020, 24729), (1530, 16486), (3060, 8243)]