31499366980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{43151}}^1$

素因数の和:43309

約数の個数: 96

約数和(自身を含む): 74380239360

約数和(自身を除く): 42880872380

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 113, 170, 190, 226, 323, 340, 380, 452, 565, 646, 1130, 1292, 1615, 1921, 2147, 2260, 3230, 3842, 4294, 6460, 7684, 8588, 9605, 10735, 19210, 21470, 36499, 38420, 42940, 43151, 72998, 86302, 145996, 172604, 182495, 215755, 364990, 431510, 729980, 733567, 819869, 863020, 1467134, 1639738, 2934268, 3279476, 3667835, 4099345, 4876063, 7335670, 8198690, 9752126, 13937773, 14671340, 16397380, 19504252, 24380315, 27875546, 48760630, 55751092, 69688865, 82893071, 92645197, 97521260, 139377730, 165786142, 185290394, 278755460, 331572284, 370580788, 414465355, 463225985, 828930710, 926451970, 1574968349, 1657861420, 1852903940, 3149936698, 6299873396, 7874841745, 15749683490, 31499366980]

約数ペア:

[(1, 31499366980), (2, 15749683490), (4, 7874841745), (5, 6299873396), (10, 3149936698), (17, 1852903940), (19, 1657861420), (20, 1574968349), (34, 926451970), (38, 828930710), (68, 463225985), (76, 414465355), (85, 370580788), (95, 331572284), (113, 278755460), (170, 185290394), (190, 165786142), (226, 139377730), (323, 97521260), (340, 92645197), (380, 82893071), (452, 69688865), (565, 55751092), (646, 48760630), (1130, 27875546), (1292, 24380315), (1615, 19504252), (1921, 16397380), (2147, 14671340), (2260, 13937773), (3230, 9752126), (3842, 8198690), (4294, 7335670), (6460, 4876063), (7684, 4099345), (8588, 3667835), (9605, 3279476), (10735, 2934268), (19210, 1639738), (21470, 1467134), (36499, 863020), (38420, 819869), (42940, 733567), (43151, 729980), (72998, 431510), (86302, 364990), (145996, 215755), (172604, 182495)]