28260750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^2\times {\mathrm{769}}^1$

素因数の和:803

約数の個数: 96

約数和(自身を含む): 82162080

約数和(自身を除く): 53901330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 125, 147, 150, 175, 210, 245, 250, 294, 350, 375, 490, 525, 735, 750, 769, 875, 1050, 1225, 1470, 1538, 1750, 2307, 2450, 2625, 3675, 3845, 4614, 5250, 5383, 6125, 7350, 7690, 10766, 11535, 12250, 16149, 18375, 19225, 23070, 26915, 32298, 36750, 37681, 38450, 53830, 57675, 75362, 80745, 96125, 113043, 115350, 134575, 161490, 188405, 192250, 226086, 269150, 288375, 376810, 403725, 565215, 576750, 672875, 807450, 942025, 1130430, 1345750, 1884050, 2018625, 2826075, 4037250, 4710125, 5652150, 9420250, 14130375, 28260750]

約数ペア:

[(1, 28260750), (2, 14130375), (3, 9420250), (5, 5652150), (6, 4710125), (7, 4037250), (10, 2826075), (14, 2018625), (15, 1884050), (21, 1345750), (25, 1130430), (30, 942025), (35, 807450), (42, 672875), (49, 576750), (50, 565215), (70, 403725), (75, 376810), (98, 288375), (105, 269150), (125, 226086), (147, 192250), (150, 188405), (175, 161490), (210, 134575), (245, 115350), (250, 113043), (294, 96125), (350, 80745), (375, 75362), (490, 57675), (525, 53830), (735, 38450), (750, 37681), (769, 36750), (875, 32298), (1050, 26915), (1225, 23070), (1470, 19225), (1538, 18375), (1750, 16149), (2307, 12250), (2450, 11535), (2625, 10766), (3675, 7690), (3845, 7350), (4614, 6125), (5250, 5383)]