25149540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1697}}^1$

素因数の和:1741

約数の個数: 96

約数和(自身を含む): 79873920

約数和(自身を除く): 54724380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 1697, 2470, 2964, 3394, 3705, 4940, 5091, 6788, 7410, 8485, 10182, 14820, 16970, 20364, 22061, 25455, 32243, 33940, 44122, 50910, 64486, 66183, 88244, 96729, 101820, 110305, 128972, 132366, 161215, 193458, 220610, 264732, 322430, 330915, 386916, 419159, 441220, 483645, 644860, 661830, 838318, 967290, 1257477, 1323660, 1676636, 1934580, 2095795, 2514954, 4191590, 5029908, 6287385, 8383180, 12574770, 25149540]

約数ペア:

[(1, 25149540), (2, 12574770), (3, 8383180), (4, 6287385), (5, 5029908), (6, 4191590), (10, 2514954), (12, 2095795), (13, 1934580), (15, 1676636), (19, 1323660), (20, 1257477), (26, 967290), (30, 838318), (38, 661830), (39, 644860), (52, 483645), (57, 441220), (60, 419159), (65, 386916), (76, 330915), (78, 322430), (95, 264732), (114, 220610), (130, 193458), (156, 161215), (190, 132366), (195, 128972), (228, 110305), (247, 101820), (260, 96729), (285, 88244), (380, 66183), (390, 64486), (494, 50910), (570, 44122), (741, 33940), (780, 32243), (988, 25455), (1140, 22061), (1235, 20364), (1482, 16970), (1697, 14820), (2470, 10182), (2964, 8485), (3394, 7410), (3705, 6788), (4940, 5091)]