20395391450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1399}}^1\times {\mathrm{1811}}^1$

素因数の和:3252

約数の個数: 96

約数和(自身を含む): 45297100800

約数和(自身を除く): 24901709350

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1399, 1610, 1811, 2798, 3622, 4025, 6995, 8050, 9055, 9793, 12677, 13990, 18110, 19586, 25354, 32177, 34975, 41653, 45275, 48965, 63385, 64354, 69950, 83306, 90550, 97930, 126770, 160885, 208265, 225239, 244825, 291571, 316925, 321770, 416530, 450478, 489650, 583142, 633850, 804425, 1041325, 1126195, 1457855, 1608850, 2082650, 2252390, 2533589, 2915710, 5067178, 5630975, 7289275, 11261950, 12667945, 14578550, 17735123, 25335890, 35470246, 58272547, 63339725, 88675615, 116545094, 126679450, 177351230, 291362735, 407907829, 443378075, 582725470, 815815658, 886756150, 1456813675, 2039539145, 2913627350, 4079078290, 10197695725, 20395391450]

約数ペア:

[(1, 20395391450), (2, 10197695725), (5, 4079078290), (7, 2913627350), (10, 2039539145), (14, 1456813675), (23, 886756150), (25, 815815658), (35, 582725470), (46, 443378075), (50, 407907829), (70, 291362735), (115, 177351230), (161, 126679450), (175, 116545094), (230, 88675615), (322, 63339725), (350, 58272547), (575, 35470246), (805, 25335890), (1150, 17735123), (1399, 14578550), (1610, 12667945), (1811, 11261950), (2798, 7289275), (3622, 5630975), (4025, 5067178), (6995, 2915710), (8050, 2533589), (9055, 2252390), (9793, 2082650), (12677, 1608850), (13990, 1457855), (18110, 1126195), (19586, 1041325), (25354, 804425), (32177, 633850), (34975, 583142), (41653, 489650), (45275, 450478), (48965, 416530), (63385, 321770), (64354, 316925), (69950, 291571), (83306, 244825), (90550, 225239), (97930, 208265), (126770, 160885)]