25325820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 84389760

約数和(自身を除く): 59063940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 79, 90, 117, 130, 137, 156, 158, 180, 195, 234, 237, 260, 274, 316, 390, 395, 411, 468, 474, 548, 585, 685, 711, 780, 790, 822, 948, 1027, 1170, 1185, 1233, 1370, 1422, 1580, 1644, 1781, 2054, 2055, 2340, 2370, 2466, 2740, 2844, 3081, 3555, 3562, 4108, 4110, 4740, 4932, 5135, 5343, 6162, 6165, 7110, 7124, 8220, 8905, 9243, 10270, 10686, 10823, 12324, 12330, 14220, 15405, 16029, 17810, 18486, 20540, 21372, 21646, 24660, 26715, 30810, 32058, 32469, 35620, 36972, 43292, 46215, 53430, 54115, 61620, 64116, 64938, 80145, 92430, 97407, 106860, 108230, 129876, 140699, 160290, 162345, 184860, 194814, 216460, 281398, 320580, 324690, 389628, 422097, 487035, 562796, 649380, 703495, 844194, 974070, 1266291, 1406990, 1688388, 1948140, 2110485, 2532582, 2813980, 4220970, 5065164, 6331455, 8441940, 12662910, 25325820]

約数ペア:

[(1, 25325820), (2, 12662910), (3, 8441940), (4, 6331455), (5, 5065164), (6, 4220970), (9, 2813980), (10, 2532582), (12, 2110485), (13, 1948140), (15, 1688388), (18, 1406990), (20, 1266291), (26, 974070), (30, 844194), (36, 703495), (39, 649380), (45, 562796), (52, 487035), (60, 422097), (65, 389628), (78, 324690), (79, 320580), (90, 281398), (117, 216460), (130, 194814), (137, 184860), (156, 162345), (158, 160290), (180, 140699), (195, 129876), (234, 108230), (237, 106860), (260, 97407), (274, 92430), (316, 80145), (390, 64938), (395, 64116), (411, 61620), (468, 54115), (474, 53430), (548, 46215), (585, 43292), (685, 36972), (711, 35620), (780, 32469), (790, 32058), (822, 30810), (948, 26715), (1027, 24660), (1170, 21646), (1185, 21372), (1233, 20540), (1370, 18486), (1422, 17810), (1580, 16029), (1644, 15405), (1781, 14220), (2054, 12330), (2055, 12324), (2340, 10823), (2370, 10686), (2466, 10270), (2740, 9243), (2844, 8905), (3081, 8220), (3555, 7124), (3562, 7110), (4108, 6165), (4110, 6162), (4740, 5343), (4932, 5135)]