28804945725

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{110459}}^1$

素因数の和:110555

約数の個数: 72

約数和(自身を含む): 55199071200

約数和(自身を除く): 26394125475

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 61, 75, 95, 171, 183, 225, 285, 305, 475, 549, 855, 915, 1159, 1425, 1525, 2745, 3477, 4275, 4575, 5795, 10431, 13725, 17385, 28975, 52155, 86925, 110459, 260775, 331377, 552295, 994131, 1656885, 2098721, 2761475, 4970655, 6296163, 6737999, 8284425, 10493605, 18888489, 20213997, 24853275, 31480815, 33689995, 52468025, 60641991, 94442445, 101069985, 128021981, 157404075, 168449975, 303209955, 384065943, 472212225, 505349925, 640109905, 1152197829, 1516049775, 1920329715, 3200549525, 5760989145, 9601648575, 28804945725]

約数ペア:

[(1, 28804945725), (3, 9601648575), (5, 5760989145), (9, 3200549525), (15, 1920329715), (19, 1516049775), (25, 1152197829), (45, 640109905), (57, 505349925), (61, 472212225), (75, 384065943), (95, 303209955), (171, 168449975), (183, 157404075), (225, 128021981), (285, 101069985), (305, 94442445), (475, 60641991), (549, 52468025), (855, 33689995), (915, 31480815), (1159, 24853275), (1425, 20213997), (1525, 18888489), (2745, 10493605), (3477, 8284425), (4275, 6737999), (4575, 6296163), (5795, 4970655), (10431, 2761475), (13725, 2098721), (17385, 1656885), (28975, 994131), (52155, 552295), (86925, 331377), (110459, 260775)]