90799000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 229132800

約数和(自身を除く): 138333800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 31, 40, 50, 58, 62, 100, 101, 116, 124, 125, 145, 155, 200, 202, 232, 248, 250, 290, 310, 404, 500, 505, 580, 620, 725, 775, 808, 899, 1000, 1010, 1160, 1240, 1450, 1550, 1798, 2020, 2525, 2900, 2929, 3100, 3131, 3596, 3625, 3875, 4040, 4495, 5050, 5800, 5858, 6200, 6262, 7192, 7250, 7750, 8990, 10100, 11716, 12524, 12625, 14500, 14645, 15500, 15655, 17980, 20200, 22475, 23432, 25048, 25250, 29000, 29290, 31000, 31310, 35960, 44950, 50500, 58580, 62620, 73225, 78275, 89900, 90799, 101000, 112375, 117160, 125240, 146450, 156550, 179800, 181598, 224750, 292900, 313100, 363196, 366125, 391375, 449500, 453995, 585800, 626200, 726392, 732250, 782750, 899000, 907990, 1464500, 1565500, 1815980, 2269975, 2929000, 3131000, 3631960, 4539950, 9079900, 11349875, 18159800, 22699750, 45399500, 90799000]

約数ペア:

[(1, 90799000), (2, 45399500), (4, 22699750), (5, 18159800), (8, 11349875), (10, 9079900), (20, 4539950), (25, 3631960), (29, 3131000), (31, 2929000), (40, 2269975), (50, 1815980), (58, 1565500), (62, 1464500), (100, 907990), (101, 899000), (116, 782750), (124, 732250), (125, 726392), (145, 626200), (155, 585800), (200, 453995), (202, 449500), (232, 391375), (248, 366125), (250, 363196), (290, 313100), (310, 292900), (404, 224750), (500, 181598), (505, 179800), (580, 156550), (620, 146450), (725, 125240), (775, 117160), (808, 112375), (899, 101000), (1000, 90799), (1010, 89900), (1160, 78275), (1240, 73225), (1450, 62620), (1550, 58580), (1798, 50500), (2020, 44950), (2525, 35960), (2900, 31310), (2929, 31000), (3100, 29290), (3131, 29000), (3596, 25250), (3625, 25048), (3875, 23432), (4040, 22475), (4495, 20200), (5050, 17980), (5800, 15655), (5858, 15500), (6200, 14645), (6262, 14500), (7192, 12625), (7250, 12524), (7750, 11716), (8990, 10100)]