25222158

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 66662400

約数和(自身を除く): 41440242

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 31, 38, 39, 54, 57, 61, 62, 78, 93, 114, 117, 122, 171, 183, 186, 234, 247, 279, 342, 351, 366, 403, 494, 513, 549, 558, 589, 702, 741, 793, 806, 837, 1026, 1098, 1159, 1178, 1209, 1482, 1586, 1647, 1674, 1767, 1891, 2223, 2318, 2379, 2418, 3294, 3477, 3534, 3627, 3782, 4446, 4758, 5301, 5673, 6669, 6954, 7137, 7254, 7657, 10431, 10602, 10881, 11346, 13338, 14274, 15067, 15314, 15903, 17019, 20862, 21411, 21762, 22971, 24583, 30134, 31293, 31806, 34038, 35929, 42822, 45201, 45942, 49166, 51057, 62586, 68913, 71858, 73749, 90402, 102114, 107787, 135603, 137826, 147498, 206739, 215574, 221247, 271206, 323361, 406809, 413478, 442494, 467077, 646722, 663741, 813618, 934154, 970083, 1327482, 1401231, 1940166, 2802462, 4203693, 8407386, 12611079, 25222158]

約数ペア:

[(1, 25222158), (2, 12611079), (3, 8407386), (6, 4203693), (9, 2802462), (13, 1940166), (18, 1401231), (19, 1327482), (26, 970083), (27, 934154), (31, 813618), (38, 663741), (39, 646722), (54, 467077), (57, 442494), (61, 413478), (62, 406809), (78, 323361), (93, 271206), (114, 221247), (117, 215574), (122, 206739), (171, 147498), (183, 137826), (186, 135603), (234, 107787), (247, 102114), (279, 90402), (342, 73749), (351, 71858), (366, 68913), (403, 62586), (494, 51057), (513, 49166), (549, 45942), (558, 45201), (589, 42822), (702, 35929), (741, 34038), (793, 31806), (806, 31293), (837, 30134), (1026, 24583), (1098, 22971), (1159, 21762), (1178, 21411), (1209, 20862), (1482, 17019), (1586, 15903), (1647, 15314), (1674, 15067), (1767, 14274), (1891, 13338), (2223, 11346), (2318, 10881), (2379, 10602), (2418, 10431), (3294, 7657), (3477, 7254), (3534, 7137), (3627, 6954), (3782, 6669), (4446, 5673), (4758, 5301)]