83186920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 192666240

約数和(自身を除く): 109479320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 103, 122, 206, 244, 305, 331, 412, 488, 515, 610, 662, 824, 1030, 1220, 1324, 1655, 2060, 2440, 2648, 3310, 4120, 6283, 6620, 12566, 13240, 20191, 25132, 31415, 34093, 40382, 50264, 62830, 68186, 80764, 100955, 125660, 136372, 161528, 170465, 201910, 251320, 272744, 340930, 403820, 681860, 807640, 1363720, 2079673, 4159346, 8318692, 10398365, 16637384, 20796730, 41593460, 83186920]

約数ペア:

[(1, 83186920), (2, 41593460), (4, 20796730), (5, 16637384), (8, 10398365), (10, 8318692), (20, 4159346), (40, 2079673), (61, 1363720), (103, 807640), (122, 681860), (206, 403820), (244, 340930), (305, 272744), (331, 251320), (412, 201910), (488, 170465), (515, 161528), (610, 136372), (662, 125660), (824, 100955), (1030, 80764), (1220, 68186), (1324, 62830), (1655, 50264), (2060, 40382), (2440, 34093), (2648, 31415), (3310, 25132), (4120, 20191), (6283, 13240), (6620, 12566)]