16399000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 96

約数和(自身を含む): 41408640

約数和(自身を除く): 25009640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 31, 40, 46, 50, 62, 92, 100, 115, 124, 125, 155, 184, 200, 230, 248, 250, 310, 460, 500, 529, 575, 620, 713, 775, 920, 1000, 1058, 1150, 1240, 1426, 1550, 2116, 2300, 2645, 2852, 2875, 3100, 3565, 3875, 4232, 4600, 5290, 5704, 5750, 6200, 7130, 7750, 10580, 11500, 13225, 14260, 15500, 16399, 17825, 21160, 23000, 26450, 28520, 31000, 32798, 35650, 52900, 65596, 66125, 71300, 81995, 89125, 105800, 131192, 132250, 142600, 163990, 178250, 264500, 327980, 356500, 409975, 529000, 655960, 713000, 819950, 1639900, 2049875, 3279800, 4099750, 8199500, 16399000]

約数ペア:

[(1, 16399000), (2, 8199500), (4, 4099750), (5, 3279800), (8, 2049875), (10, 1639900), (20, 819950), (23, 713000), (25, 655960), (31, 529000), (40, 409975), (46, 356500), (50, 327980), (62, 264500), (92, 178250), (100, 163990), (115, 142600), (124, 132250), (125, 131192), (155, 105800), (184, 89125), (200, 81995), (230, 71300), (248, 66125), (250, 65596), (310, 52900), (460, 35650), (500, 32798), (529, 31000), (575, 28520), (620, 26450), (713, 23000), (775, 21160), (920, 17825), (1000, 16399), (1058, 15500), (1150, 14260), (1240, 13225), (1426, 11500), (1550, 10580), (2116, 7750), (2300, 7130), (2645, 6200), (2852, 5750), (2875, 5704), (3100, 5290), (3565, 4600), (3875, 4232)]