86686360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{683}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 206841600

約数和(自身を除く): 120155240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 167, 190, 334, 380, 668, 683, 760, 835, 1336, 1366, 1670, 2732, 3173, 3340, 3415, 5464, 6346, 6680, 6830, 12692, 12977, 13660, 15865, 25384, 25954, 27320, 31730, 51908, 63460, 64885, 103816, 114061, 126920, 129770, 228122, 259540, 456244, 519080, 570305, 912488, 1140610, 2167159, 2281220, 4334318, 4562440, 8668636, 10835795, 17337272, 21671590, 43343180, 86686360]

約数ペア:

[(1, 86686360), (2, 43343180), (4, 21671590), (5, 17337272), (8, 10835795), (10, 8668636), (19, 4562440), (20, 4334318), (38, 2281220), (40, 2167159), (76, 1140610), (95, 912488), (152, 570305), (167, 519080), (190, 456244), (334, 259540), (380, 228122), (668, 129770), (683, 126920), (760, 114061), (835, 103816), (1336, 64885), (1366, 63460), (1670, 51908), (2732, 31730), (3173, 27320), (3340, 25954), (3415, 25384), (5464, 15865), (6346, 13660), (6680, 12977), (6830, 12692)]