77952820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1097}}^1$

素因数の和:1153

約数の個数: 96

約数和(自身を含む): 199221120

約数和(自身を除く): 121268300

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 85, 95, 110, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 646, 748, 836, 935, 1045, 1097, 1292, 1615, 1870, 2090, 2194, 3230, 3553, 3740, 4180, 4388, 5485, 6460, 7106, 10970, 12067, 14212, 17765, 18649, 20843, 21940, 24134, 35530, 37298, 41686, 48268, 60335, 71060, 74596, 83372, 93245, 104215, 120670, 186490, 205139, 208430, 229273, 241340, 354331, 372980, 410278, 416860, 458546, 708662, 820556, 917092, 1025695, 1146365, 1417324, 1771655, 2051390, 2292730, 3543310, 3897641, 4102780, 4585460, 7086620, 7795282, 15590564, 19488205, 38976410, 77952820]

約数ペア:

[(1, 77952820), (2, 38976410), (4, 19488205), (5, 15590564), (10, 7795282), (11, 7086620), (17, 4585460), (19, 4102780), (20, 3897641), (22, 3543310), (34, 2292730), (38, 2051390), (44, 1771655), (55, 1417324), (68, 1146365), (76, 1025695), (85, 917092), (95, 820556), (110, 708662), (170, 458546), (187, 416860), (190, 410278), (209, 372980), (220, 354331), (323, 241340), (340, 229273), (374, 208430), (380, 205139), (418, 186490), (646, 120670), (748, 104215), (836, 93245), (935, 83372), (1045, 74596), (1097, 71060), (1292, 60335), (1615, 48268), (1870, 41686), (2090, 37298), (2194, 35530), (3230, 24134), (3553, 21940), (3740, 20843), (4180, 18649), (4388, 17765), (5485, 14212), (6460, 12067), (7106, 10970)]