2003759450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:685

約数の個数: 144

約数和(自身を含む): 4770900000

約数和(自身を除く): 2767140550

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 110, 149, 154, 175, 245, 275, 298, 350, 385, 490, 499, 539, 550, 745, 770, 998, 1043, 1078, 1225, 1490, 1639, 1925, 2086, 2450, 2495, 2695, 3278, 3493, 3725, 3850, 4990, 5215, 5390, 5489, 6986, 7301, 7450, 8195, 10430, 10978, 11473, 12475, 13475, 14602, 16390, 17465, 22946, 24451, 24950, 26075, 26950, 27445, 34930, 36505, 38423, 40975, 48902, 52150, 54890, 57365, 73010, 74351, 76846, 80311, 81950, 87325, 114730, 122255, 137225, 148702, 160622, 174650, 182525, 192115, 244510, 268961, 274450, 286825, 365050, 371755, 384230, 401555, 520457, 537922, 573650, 611275, 743510, 803110, 817861, 960575, 1040914, 1222550, 1344805, 1635722, 1858775, 1921150, 2007775, 2602285, 2689610, 3643199, 3717550, 4015550, 4089305, 5204570, 5725027, 6724025, 7286398, 8178610, 11450054, 13011425, 13448050, 18215995, 20446525, 26022850, 28625135, 36431990, 40075189, 40893050, 57250270, 80150378, 91079975, 143125675, 182159950, 200375945, 286251350, 400751890, 1001879725, 2003759450]

約数ペア:

[(1, 2003759450), (2, 1001879725), (5, 400751890), (7, 286251350), (10, 200375945), (11, 182159950), (14, 143125675), (22, 91079975), (25, 80150378), (35, 57250270), (49, 40893050), (50, 40075189), (55, 36431990), (70, 28625135), (77, 26022850), (98, 20446525), (110, 18215995), (149, 13448050), (154, 13011425), (175, 11450054), (245, 8178610), (275, 7286398), (298, 6724025), (350, 5725027), (385, 5204570), (490, 4089305), (499, 4015550), (539, 3717550), (550, 3643199), (745, 2689610), (770, 2602285), (998, 2007775), (1043, 1921150), (1078, 1858775), (1225, 1635722), (1490, 1344805), (1639, 1222550), (1925, 1040914), (2086, 960575), (2450, 817861), (2495, 803110), (2695, 743510), (3278, 611275), (3493, 573650), (3725, 537922), (3850, 520457), (4990, 401555), (5215, 384230), (5390, 371755), (5489, 365050), (6986, 286825), (7301, 274450), (7450, 268961), (8195, 244510), (10430, 192115), (10978, 182525), (11473, 174650), (12475, 160622), (13475, 148702), (14602, 137225), (16390, 122255), (17465, 114730), (22946, 87325), (24451, 81950), (24950, 80311), (26075, 76846), (26950, 74351), (27445, 73010), (34930, 57365), (36505, 54890), (38423, 52150), (40975, 48902)]