2941450000

素因数分解:

$2^4\times 5^5\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:783

約数の個数: 120

約数和(自身を含む): 7214303880

約数和(自身を除く): 4272853880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 125, 178, 200, 250, 356, 400, 445, 500, 625, 661, 712, 890, 1000, 1250, 1322, 1424, 1780, 2000, 2225, 2500, 2644, 3125, 3305, 3560, 4450, 5000, 5288, 6250, 6610, 7120, 8900, 10000, 10576, 11125, 12500, 13220, 16525, 17800, 22250, 25000, 26440, 33050, 35600, 44500, 50000, 52880, 55625, 58829, 66100, 82625, 89000, 111250, 117658, 132200, 165250, 178000, 222500, 235316, 264400, 278125, 294145, 330500, 413125, 445000, 470632, 556250, 588290, 661000, 826250, 890000, 941264, 1112500, 1176580, 1322000, 1470725, 1652500, 2065625, 2225000, 2353160, 2941450, 3305000, 4131250, 4450000, 4706320, 5882900, 6610000, 7353625, 8262500, 11765800, 14707250, 16525000, 23531600, 29414500, 33050000, 36768125, 58829000, 73536250, 117658000, 147072500, 183840625, 294145000, 367681250, 588290000, 735362500, 1470725000, 2941450000]

約数ペア:

[(1, 2941450000), (2, 1470725000), (4, 735362500), (5, 588290000), (8, 367681250), (10, 294145000), (16, 183840625), (20, 147072500), (25, 117658000), (40, 73536250), (50, 58829000), (80, 36768125), (89, 33050000), (100, 29414500), (125, 23531600), (178, 16525000), (200, 14707250), (250, 11765800), (356, 8262500), (400, 7353625), (445, 6610000), (500, 5882900), (625, 4706320), (661, 4450000), (712, 4131250), (890, 3305000), (1000, 2941450), (1250, 2353160), (1322, 2225000), (1424, 2065625), (1780, 1652500), (2000, 1470725), (2225, 1322000), (2500, 1176580), (2644, 1112500), (3125, 941264), (3305, 890000), (3560, 826250), (4450, 661000), (5000, 588290), (5288, 556250), (6250, 470632), (6610, 445000), (7120, 413125), (8900, 330500), (10000, 294145), (10576, 278125), (11125, 264400), (12500, 235316), (13220, 222500), (16525, 178000), (17800, 165250), (22250, 132200), (25000, 117658), (26440, 111250), (33050, 89000), (35600, 82625), (44500, 66100), (50000, 58829), (52880, 55625)]