16390500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^2\times {\mathrm{223}}^1$

素因数の和:259

約数の個数: 144

約数和(自身を含む): 55770624

約数和(自身を除く): 39380124

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, 223, 245, 250, 294, 300, 350, 375, 420, 446, 490, 500, 525, 588, 669, 700, 735, 750, 875, 892, 980, 1050, 1115, 1225, 1338, 1470, 1500, 1561, 1750, 2100, 2230, 2450, 2625, 2676, 2940, 3122, 3345, 3500, 3675, 4460, 4683, 4900, 5250, 5575, 6125, 6244, 6690, 7350, 7805, 9366, 10500, 10927, 11150, 12250, 13380, 14700, 15610, 16725, 18375, 18732, 21854, 22300, 23415, 24500, 27875, 31220, 32781, 33450, 36750, 39025, 43708, 46830, 54635, 55750, 65562, 66900, 73500, 78050, 83625, 93660, 109270, 111500, 117075, 131124, 156100, 163905, 167250, 195125, 218540, 234150, 273175, 327810, 334500, 390250, 468300, 546350, 585375, 655620, 780500, 819525, 1092700, 1170750, 1365875, 1639050, 2341500, 2731750, 3278100, 4097625, 5463500, 8195250, 16390500]

約数ペア:

[(1, 16390500), (2, 8195250), (3, 5463500), (4, 4097625), (5, 3278100), (6, 2731750), (7, 2341500), (10, 1639050), (12, 1365875), (14, 1170750), (15, 1092700), (20, 819525), (21, 780500), (25, 655620), (28, 585375), (30, 546350), (35, 468300), (42, 390250), (49, 334500), (50, 327810), (60, 273175), (70, 234150), (75, 218540), (84, 195125), (98, 167250), (100, 163905), (105, 156100), (125, 131124), (140, 117075), (147, 111500), (150, 109270), (175, 93660), (196, 83625), (210, 78050), (223, 73500), (245, 66900), (250, 65562), (294, 55750), (300, 54635), (350, 46830), (375, 43708), (420, 39025), (446, 36750), (490, 33450), (500, 32781), (525, 31220), (588, 27875), (669, 24500), (700, 23415), (735, 22300), (750, 21854), (875, 18732), (892, 18375), (980, 16725), (1050, 15610), (1115, 14700), (1225, 13380), (1338, 12250), (1470, 11150), (1500, 10927), (1561, 10500), (1750, 9366), (2100, 7805), (2230, 7350), (2450, 6690), (2625, 6244), (2676, 6125), (2940, 5575), (3122, 5250), (3345, 4900), (3500, 4683), (3675, 4460)]