25183980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 79128000

約数和(自身を除く): 53944020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 149, 180, 270, 298, 313, 447, 540, 596, 626, 745, 894, 939, 1252, 1341, 1490, 1565, 1788, 1878, 2235, 2682, 2817, 2980, 3130, 3756, 4023, 4470, 4695, 5364, 5634, 6260, 6705, 8046, 8451, 8940, 9390, 11268, 13410, 14085, 16092, 16902, 18780, 20115, 26820, 28170, 33804, 40230, 42255, 46637, 56340, 80460, 84510, 93274, 139911, 169020, 186548, 233185, 279822, 419733, 466370, 559644, 699555, 839466, 932740, 1259199, 1399110, 1678932, 2098665, 2518398, 2798220, 4197330, 5036796, 6295995, 8394660, 12591990, 25183980]

約数ペア:

[(1, 25183980), (2, 12591990), (3, 8394660), (4, 6295995), (5, 5036796), (6, 4197330), (9, 2798220), (10, 2518398), (12, 2098665), (15, 1678932), (18, 1399110), (20, 1259199), (27, 932740), (30, 839466), (36, 699555), (45, 559644), (54, 466370), (60, 419733), (90, 279822), (108, 233185), (135, 186548), (149, 169020), (180, 139911), (270, 93274), (298, 84510), (313, 80460), (447, 56340), (540, 46637), (596, 42255), (626, 40230), (745, 33804), (894, 28170), (939, 26820), (1252, 20115), (1341, 18780), (1490, 16902), (1565, 16092), (1788, 14085), (1878, 13410), (2235, 11268), (2682, 9390), (2817, 8940), (2980, 8451), (3130, 8046), (3756, 6705), (4023, 6260), (4470, 5634), (4695, 5364)]