81809429910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{816217}}^1$

素因数の和:816497

約数の個数: 64

約数和(自身を含む): 212268917952

約数和(自身を除く): 130459488042

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 257, 390, 514, 771, 1285, 1542, 2570, 3341, 3855, 6682, 7710, 10023, 16705, 20046, 33410, 50115, 100230, 816217, 1632434, 2448651, 4081085, 4897302, 8162170, 10610821, 12243255, 21221642, 24486510, 31832463, 53054105, 63664926, 106108210, 159162315, 209767769, 318324630, 419535538, 629303307, 1048838845, 1258606614, 2097677690, 2726980997, 3146516535, 5453961994, 6293033070, 8180942991, 13634904985, 16361885982, 27269809970, 40904714955, 81809429910]

約数ペア:

[(1, 81809429910), (2, 40904714955), (3, 27269809970), (5, 16361885982), (6, 13634904985), (10, 8180942991), (13, 6293033070), (15, 5453961994), (26, 3146516535), (30, 2726980997), (39, 2097677690), (65, 1258606614), (78, 1048838845), (130, 629303307), (195, 419535538), (257, 318324630), (390, 209767769), (514, 159162315), (771, 106108210), (1285, 63664926), (1542, 53054105), (2570, 31832463), (3341, 24486510), (3855, 21221642), (6682, 12243255), (7710, 10610821), (10023, 8162170), (16705, 4897302), (20046, 4081085), (33410, 2448651), (50115, 1632434), (100230, 816217)]