20161610020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{19681}}^1$

素因数の和:19861

約数の個数: 96

約数和(自身を含む): 47138547456

約数和(自身を除く): 26976937436

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 131, 170, 230, 262, 340, 391, 460, 524, 655, 782, 1310, 1564, 1955, 2227, 2620, 3013, 3910, 4454, 6026, 7820, 8908, 11135, 12052, 15065, 19681, 22270, 30130, 39362, 44540, 51221, 60260, 78724, 98405, 102442, 196810, 204884, 256105, 334577, 393620, 452663, 512210, 669154, 905326, 1024420, 1338308, 1672885, 1810652, 2263315, 2578211, 3345770, 4526630, 5156422, 6691540, 7695271, 9053260, 10312844, 12891055, 15390542, 25782110, 30781084, 38476355, 43829587, 51564220, 59298853, 76952710, 87659174, 118597706, 153905420, 175318348, 219147935, 237195412, 296494265, 438295870, 592988530, 876591740, 1008080501, 1185977060, 2016161002, 4032322004, 5040402505, 10080805010, 20161610020]

約数ペア:

[(1, 20161610020), (2, 10080805010), (4, 5040402505), (5, 4032322004), (10, 2016161002), (17, 1185977060), (20, 1008080501), (23, 876591740), (34, 592988530), (46, 438295870), (68, 296494265), (85, 237195412), (92, 219147935), (115, 175318348), (131, 153905420), (170, 118597706), (230, 87659174), (262, 76952710), (340, 59298853), (391, 51564220), (460, 43829587), (524, 38476355), (655, 30781084), (782, 25782110), (1310, 15390542), (1564, 12891055), (1955, 10312844), (2227, 9053260), (2620, 7695271), (3013, 6691540), (3910, 5156422), (4454, 4526630), (6026, 3345770), (7820, 2578211), (8908, 2263315), (11135, 1810652), (12052, 1672885), (15065, 1338308), (19681, 1024420), (22270, 905326), (30130, 669154), (39362, 512210), (44540, 452663), (51221, 393620), (60260, 334577), (78724, 256105), (98405, 204884), (102442, 196810)]