28816700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 76495104

約数和(自身を除く): 47678404

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 25, 34, 44, 46, 50, 55, 67, 68, 85, 92, 100, 110, 115, 134, 170, 187, 220, 230, 253, 268, 275, 335, 340, 374, 391, 425, 460, 506, 550, 575, 670, 737, 748, 782, 850, 935, 1012, 1100, 1139, 1150, 1265, 1340, 1474, 1541, 1564, 1675, 1700, 1870, 1955, 2278, 2300, 2530, 2948, 3082, 3350, 3685, 3740, 3910, 4301, 4556, 4675, 5060, 5695, 6164, 6325, 6700, 7370, 7705, 7820, 8602, 9350, 9775, 11390, 12529, 12650, 14740, 15410, 16951, 17204, 18425, 18700, 19550, 21505, 22780, 25058, 25300, 26197, 28475, 30820, 33902, 36850, 38525, 39100, 43010, 50116, 52394, 56950, 62645, 67804, 73700, 77050, 84755, 86020, 104788, 107525, 113900, 125290, 130985, 154100, 169510, 215050, 250580, 261970, 288167, 313225, 339020, 423775, 430100, 523940, 576334, 626450, 654925, 847550, 1152668, 1252900, 1309850, 1440835, 1695100, 2619700, 2881670, 5763340, 7204175, 14408350, 28816700]

約数ペア:

[(1, 28816700), (2, 14408350), (4, 7204175), (5, 5763340), (10, 2881670), (11, 2619700), (17, 1695100), (20, 1440835), (22, 1309850), (23, 1252900), (25, 1152668), (34, 847550), (44, 654925), (46, 626450), (50, 576334), (55, 523940), (67, 430100), (68, 423775), (85, 339020), (92, 313225), (100, 288167), (110, 261970), (115, 250580), (134, 215050), (170, 169510), (187, 154100), (220, 130985), (230, 125290), (253, 113900), (268, 107525), (275, 104788), (335, 86020), (340, 84755), (374, 77050), (391, 73700), (425, 67804), (460, 62645), (506, 56950), (550, 52394), (575, 50116), (670, 43010), (737, 39100), (748, 38525), (782, 36850), (850, 33902), (935, 30820), (1012, 28475), (1100, 26197), (1139, 25300), (1150, 25058), (1265, 22780), (1340, 21505), (1474, 19550), (1541, 18700), (1564, 18425), (1675, 17204), (1700, 16951), (1870, 15410), (1955, 14740), (2278, 12650), (2300, 12529), (2530, 11390), (2948, 9775), (3082, 9350), (3350, 8602), (3685, 7820), (3740, 7705), (3910, 7370), (4301, 6700), (4556, 6325), (4675, 6164), (5060, 5695)]