161445804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{3581}}^1$

素因数の和:3635

約数の個数: 72

約数和(自身を含む): 431072208

約数和(自身を除く): 269626404

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 289, 442, 578, 663, 867, 884, 1156, 1326, 1734, 2652, 3468, 3581, 3757, 7162, 7514, 10743, 11271, 14324, 15028, 21486, 22542, 42972, 45084, 46553, 60877, 93106, 121754, 139659, 182631, 186212, 243508, 279318, 365262, 558636, 730524, 791401, 1034909, 1582802, 2069818, 2374203, 3104727, 3165604, 4139636, 4748406, 6209454, 9496812, 12418908, 13453817, 26907634, 40361451, 53815268, 80722902, 161445804]

約数ペア:

[(1, 161445804), (2, 80722902), (3, 53815268), (4, 40361451), (6, 26907634), (12, 13453817), (13, 12418908), (17, 9496812), (26, 6209454), (34, 4748406), (39, 4139636), (51, 3165604), (52, 3104727), (68, 2374203), (78, 2069818), (102, 1582802), (156, 1034909), (204, 791401), (221, 730524), (289, 558636), (442, 365262), (578, 279318), (663, 243508), (867, 186212), (884, 182631), (1156, 139659), (1326, 121754), (1734, 93106), (2652, 60877), (3468, 46553), (3581, 45084), (3757, 42972), (7162, 22542), (7514, 21486), (10743, 15028), (11271, 14324)]