28150500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^2\times {\mathrm{383}}^1$

素因数の和:419

約数の個数: 144

約数和(自身を含む): 95606784

約数和(自身を除く): 67456284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 125, 140, 147, 150, 175, 196, 210, 245, 250, 294, 300, 350, 375, 383, 420, 490, 500, 525, 588, 700, 735, 750, 766, 875, 980, 1050, 1149, 1225, 1470, 1500, 1532, 1750, 1915, 2100, 2298, 2450, 2625, 2681, 2940, 3500, 3675, 3830, 4596, 4900, 5250, 5362, 5745, 6125, 7350, 7660, 8043, 9575, 10500, 10724, 11490, 12250, 13405, 14700, 16086, 18375, 18767, 19150, 22980, 24500, 26810, 28725, 32172, 36750, 37534, 38300, 40215, 47875, 53620, 56301, 57450, 67025, 73500, 75068, 80430, 93835, 95750, 112602, 114900, 134050, 143625, 160860, 187670, 191500, 201075, 225204, 268100, 281505, 287250, 335125, 375340, 402150, 469175, 563010, 574500, 670250, 804300, 938350, 1005375, 1126020, 1340500, 1407525, 1876700, 2010750, 2345875, 2815050, 4021500, 4691750, 5630100, 7037625, 9383500, 14075250, 28150500]

約数ペア:

[(1, 28150500), (2, 14075250), (3, 9383500), (4, 7037625), (5, 5630100), (6, 4691750), (7, 4021500), (10, 2815050), (12, 2345875), (14, 2010750), (15, 1876700), (20, 1407525), (21, 1340500), (25, 1126020), (28, 1005375), (30, 938350), (35, 804300), (42, 670250), (49, 574500), (50, 563010), (60, 469175), (70, 402150), (75, 375340), (84, 335125), (98, 287250), (100, 281505), (105, 268100), (125, 225204), (140, 201075), (147, 191500), (150, 187670), (175, 160860), (196, 143625), (210, 134050), (245, 114900), (250, 112602), (294, 95750), (300, 93835), (350, 80430), (375, 75068), (383, 73500), (420, 67025), (490, 57450), (500, 56301), (525, 53620), (588, 47875), (700, 40215), (735, 38300), (750, 37534), (766, 36750), (875, 32172), (980, 28725), (1050, 26810), (1149, 24500), (1225, 22980), (1470, 19150), (1500, 18767), (1532, 18375), (1750, 16086), (1915, 14700), (2100, 13405), (2298, 12250), (2450, 11490), (2625, 10724), (2681, 10500), (2940, 9575), (3500, 8043), (3675, 7660), (3830, 7350), (4596, 6125), (4900, 5745), (5250, 5362)]