72004289.000000000

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1429}}^1$

素因数の和:1523

約数の個数: 96

約数和(自身を含む): 383011200

約数和(自身を除く): 240968600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 71, 100, 140, 142, 175, 200, 280, 284, 350, 355, 497, 568, 700, 710, 994, 1400, 1420, 1429, 1775, 1988, 2485, 2840, 2858, 3550, 3976, 4970, 5716, 7100, 7145, 9940, 10003, 11432, 12425, 14200, 14290, 19880, 20006, 24850, 28580, 35725, 40012, 49700, 50015, 57160, 71450, 80024, 99400, 100030, 101459, 142900, 200060, 202918, 250075, 285800, 400120, 405836, 500150, 507295, 710213, 811672, 1000300, 1014590, 1420426, 2000600, 2029180, 2536475, 2840852, 3551065, 4058360, 5072950, 5681704, 7102130, 10145900, 14204260, 17755325, 20291800, 28408520, 35510650, 71021300, 142042600]

約数ペア:

[(1, 142042600), (2, 71021300), (4, 35510650), (5, 28408520), (7, 20291800), (8, 17755325), (10, 14204260), (14, 10145900), (20, 7102130), (25, 5681704), (28, 5072950), (35, 4058360), (40, 3551065), (50, 2840852), (56, 2536475), (70, 2029180), (71, 2000600), (100, 1420426), (140, 1014590), (142, 1000300), (175, 811672), (200, 710213), (280, 507295), (284, 500150), (350, 405836), (355, 400120), (497, 285800), (568, 250075), (700, 202918), (710, 200060), (994, 142900), (1400, 101459), (1420, 100030), (1429, 99400), (1775, 80024), (1988, 71450), (2485, 57160), (2840, 50015), (2858, 49700), (3550, 40012), (3976, 35725), (4970, 28580), (5716, 24850), (7100, 20006), (7145, 19880), (9940, 14290), (10003, 14200), (11432, 12425)]