53574440

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 123930000

約数和(自身を除く): 70355560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 101, 149, 178, 202, 298, 356, 404, 445, 505, 596, 712, 745, 808, 890, 1010, 1192, 1490, 1780, 2020, 2980, 3560, 4040, 5960, 8989, 13261, 15049, 17978, 26522, 30098, 35956, 44945, 53044, 60196, 66305, 71912, 75245, 89890, 106088, 120392, 132610, 150490, 179780, 265220, 300980, 359560, 530440, 601960, 1339361, 2678722, 5357444, 6696805, 10714888, 13393610, 26787220, 53574440]

約数ペア:

[(1, 53574440), (2, 26787220), (4, 13393610), (5, 10714888), (8, 6696805), (10, 5357444), (20, 2678722), (40, 1339361), (89, 601960), (101, 530440), (149, 359560), (178, 300980), (202, 265220), (298, 179780), (356, 150490), (404, 132610), (445, 120392), (505, 106088), (596, 89890), (712, 75245), (745, 71912), (808, 66305), (890, 60196), (1010, 53044), (1192, 44945), (1490, 35956), (1780, 30098), (2020, 26522), (2980, 17978), (3560, 15049), (4040, 13261), (5960, 8989)]