395827900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 969389344

約数和(自身を除く): 573561444

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 73, 86, 97, 100, 130, 146, 172, 194, 215, 260, 292, 325, 365, 388, 430, 485, 559, 650, 730, 860, 949, 970, 1075, 1118, 1261, 1300, 1460, 1825, 1898, 1940, 2150, 2236, 2425, 2522, 2795, 3139, 3650, 3796, 4171, 4300, 4745, 4850, 5044, 5590, 6278, 6305, 7081, 7300, 8342, 9490, 9700, 11180, 12556, 12610, 13975, 14162, 15695, 16684, 18980, 20855, 23725, 25220, 27950, 28324, 31390, 31525, 35405, 40807, 41710, 47450, 54223, 55900, 62780, 63050, 70810, 78475, 81614, 83420, 92053, 94900, 104275, 108446, 126100, 141620, 156950, 163228, 177025, 184106, 204035, 208550, 216892, 271115, 304483, 313900, 354050, 368212, 408070, 417100, 460265, 542230, 608966, 708100, 816140, 920530, 1020175, 1084460, 1217932, 1355575, 1522415, 1841060, 2040350, 2301325, 2711150, 3044830, 3958279, 4080700, 4602650, 5422300, 6089660, 7612075, 7916558, 9205300, 15224150, 15833116, 19791395, 30448300, 39582790, 79165580, 98956975, 197913950, 395827900]

約数ペア:

[(1, 395827900), (2, 197913950), (4, 98956975), (5, 79165580), (10, 39582790), (13, 30448300), (20, 19791395), (25, 15833116), (26, 15224150), (43, 9205300), (50, 7916558), (52, 7612075), (65, 6089660), (73, 5422300), (86, 4602650), (97, 4080700), (100, 3958279), (130, 3044830), (146, 2711150), (172, 2301325), (194, 2040350), (215, 1841060), (260, 1522415), (292, 1355575), (325, 1217932), (365, 1084460), (388, 1020175), (430, 920530), (485, 816140), (559, 708100), (650, 608966), (730, 542230), (860, 460265), (949, 417100), (970, 408070), (1075, 368212), (1118, 354050), (1261, 313900), (1300, 304483), (1460, 271115), (1825, 216892), (1898, 208550), (1940, 204035), (2150, 184106), (2236, 177025), (2425, 163228), (2522, 156950), (2795, 141620), (3139, 126100), (3650, 108446), (3796, 104275), (4171, 94900), (4300, 92053), (4745, 83420), (4850, 81614), (5044, 78475), (5590, 70810), (6278, 63050), (6305, 62780), (7081, 55900), (7300, 54223), (8342, 47450), (9490, 41710), (9700, 40807), (11180, 35405), (12556, 31525), (12610, 31390), (13975, 28324), (14162, 27950), (15695, 25220), (16684, 23725), (18980, 20855)]