77158340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1897

約数の個数: 72

約数和(自身を含む): 192975552

約数和(自身を除く): 115817212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 1831, 2107, 3010, 3662, 4214, 6020, 7324, 8428, 9155, 10535, 12817, 18310, 21070, 25634, 36620, 42140, 51268, 64085, 78733, 89719, 128170, 157466, 179438, 256340, 314932, 358876, 393665, 448595, 551131, 787330, 897190, 1102262, 1574660, 1794380, 2204524, 2755655, 3857917, 5511310, 7715834, 11022620, 15431668, 19289585, 38579170, 77158340]

約数ペア:

[(1, 77158340), (2, 38579170), (4, 19289585), (5, 15431668), (7, 11022620), (10, 7715834), (14, 5511310), (20, 3857917), (28, 2755655), (35, 2204524), (43, 1794380), (49, 1574660), (70, 1102262), (86, 897190), (98, 787330), (140, 551131), (172, 448595), (196, 393665), (215, 358876), (245, 314932), (301, 256340), (430, 179438), (490, 157466), (602, 128170), (860, 89719), (980, 78733), (1204, 64085), (1505, 51268), (1831, 42140), (2107, 36620), (3010, 25634), (3662, 21070), (4214, 18310), (6020, 12817), (7324, 10535), (8428, 9155)]