20072769550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{389}}^1\times {\mathrm{3571}}^1$

素因数の和:4006

約数の個数: 72

約数和(自身を含む): 39773827080

約数和(自身を除く): 19701057530

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 289, 389, 425, 578, 778, 850, 1445, 1945, 2890, 3571, 3890, 6613, 7142, 7225, 9725, 13226, 14450, 17855, 19450, 33065, 35710, 60707, 66130, 89275, 112421, 121414, 165325, 178550, 224842, 303535, 330650, 562105, 607070, 1032019, 1124210, 1389119, 1517675, 2064038, 2778238, 2810525, 3035350, 5160095, 5621050, 6945595, 10320190, 13891190, 23615023, 25800475, 34727975, 47230046, 51600950, 69455950, 118075115, 236150230, 401455391, 590375575, 802910782, 1180751150, 2007276955, 4014553910, 10036384775, 20072769550]

約数ペア:

[(1, 20072769550), (2, 10036384775), (5, 4014553910), (10, 2007276955), (17, 1180751150), (25, 802910782), (34, 590375575), (50, 401455391), (85, 236150230), (170, 118075115), (289, 69455950), (389, 51600950), (425, 47230046), (578, 34727975), (778, 25800475), (850, 23615023), (1445, 13891190), (1945, 10320190), (2890, 6945595), (3571, 5621050), (3890, 5160095), (6613, 3035350), (7142, 2810525), (7225, 2778238), (9725, 2064038), (13226, 1517675), (14450, 1389119), (17855, 1124210), (19450, 1032019), (33065, 607070), (35710, 562105), (60707, 330650), (66130, 303535), (89275, 224842), (112421, 178550), (121414, 165325)]