65983580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 96

約数和(自身を含む): 161770560

約数和(自身を除く): 95786980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 37, 38, 52, 65, 74, 76, 95, 130, 148, 185, 190, 247, 260, 361, 370, 380, 481, 494, 703, 722, 740, 962, 988, 1235, 1406, 1444, 1805, 1924, 2405, 2470, 2812, 3515, 3610, 4693, 4810, 4940, 6859, 7030, 7220, 9139, 9386, 9620, 13357, 13718, 14060, 18278, 18772, 23465, 26714, 27436, 34295, 36556, 45695, 46930, 53428, 66785, 68590, 89167, 91390, 93860, 133570, 137180, 173641, 178334, 182780, 253783, 267140, 347282, 356668, 445835, 507566, 694564, 868205, 891670, 1015132, 1268915, 1736410, 1783340, 2537830, 3299179, 3472820, 5075660, 6598358, 13196716, 16495895, 32991790, 65983580]

約数ペア:

[(1, 65983580), (2, 32991790), (4, 16495895), (5, 13196716), (10, 6598358), (13, 5075660), (19, 3472820), (20, 3299179), (26, 2537830), (37, 1783340), (38, 1736410), (52, 1268915), (65, 1015132), (74, 891670), (76, 868205), (95, 694564), (130, 507566), (148, 445835), (185, 356668), (190, 347282), (247, 267140), (260, 253783), (361, 182780), (370, 178334), (380, 173641), (481, 137180), (494, 133570), (703, 93860), (722, 91390), (740, 89167), (962, 68590), (988, 66785), (1235, 53428), (1406, 46930), (1444, 45695), (1805, 36556), (1924, 34295), (2405, 27436), (2470, 26714), (2812, 23465), (3515, 18772), (3610, 18278), (4693, 14060), (4810, 13718), (4940, 13357), (6859, 9620), (7030, 9386), (7220, 9139)]