18469897725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{6203}}^1$

素因数の和:6319

約数の個数: 72

約数和(自身を含む): 32471984160

約数和(自身を除く): 14002086435

約数列:

[1, 3, 5, 15, 25, 29, 37, 75, 87, 111, 145, 185, 435, 555, 725, 925, 1073, 1369, 2175, 2775, 3219, 4107, 5365, 6203, 6845, 16095, 18609, 20535, 26825, 31015, 34225, 39701, 80475, 93045, 102675, 119103, 155075, 179887, 198505, 229511, 465225, 539661, 595515, 688533, 899435, 992525, 1147555, 2698305, 2977575, 3442665, 4497175, 5737775, 6655819, 8491907, 13491525, 17213325, 19967457, 25475721, 33279095, 42459535, 99837285, 127378605, 166395475, 212297675, 246265303, 499186425, 636893025, 738795909, 1231326515, 3693979545, 6156632575, 18469897725]

約数ペア:

[(1, 18469897725), (3, 6156632575), (5, 3693979545), (15, 1231326515), (25, 738795909), (29, 636893025), (37, 499186425), (75, 246265303), (87, 212297675), (111, 166395475), (145, 127378605), (185, 99837285), (435, 42459535), (555, 33279095), (725, 25475721), (925, 19967457), (1073, 17213325), (1369, 13491525), (2175, 8491907), (2775, 6655819), (3219, 5737775), (4107, 4497175), (5365, 3442665), (6203, 2977575), (6845, 2698305), (16095, 1147555), (18609, 992525), (20535, 899435), (26825, 688533), (31015, 595515), (34225, 539661), (39701, 465225), (80475, 229511), (93045, 198505), (102675, 179887), (119103, 155075)]