89984570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2199

約数の個数: 64

約数和(自身を含む): 194503680

約数和(自身を除く): 104519110

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 323, 442, 494, 646, 1105, 1235, 1615, 2143, 2210, 2470, 3230, 4199, 4286, 8398, 10715, 20995, 21430, 27859, 36431, 40717, 41990, 55718, 72862, 81434, 139295, 182155, 203585, 278590, 364310, 407170, 473603, 529321, 692189, 947206, 1058642, 1384378, 2368015, 2646605, 3460945, 4736030, 5293210, 6921890, 8998457, 17996914, 44992285, 89984570]

約数ペア:

[(1, 89984570), (2, 44992285), (5, 17996914), (10, 8998457), (13, 6921890), (17, 5293210), (19, 4736030), (26, 3460945), (34, 2646605), (38, 2368015), (65, 1384378), (85, 1058642), (95, 947206), (130, 692189), (170, 529321), (190, 473603), (221, 407170), (247, 364310), (323, 278590), (442, 203585), (494, 182155), (646, 139295), (1105, 81434), (1235, 72862), (1615, 55718), (2143, 41990), (2210, 40717), (2470, 36431), (3230, 27859), (4199, 21430), (4286, 20995), (8398, 10715)]