1579576700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{19919}}^1$

素因数の和:20007

約数の個数: 72

約数和(自身を含む): 3752051520

約数和(自身を除く): 2172474820

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 61, 65, 100, 122, 130, 244, 260, 305, 325, 610, 650, 793, 1220, 1300, 1525, 1586, 3050, 3172, 3965, 6100, 7930, 15860, 19825, 19919, 39650, 39838, 79300, 79676, 99595, 199190, 258947, 398380, 497975, 517894, 995950, 1035788, 1215059, 1294735, 1991900, 2430118, 2589470, 4860236, 5178940, 6075295, 6473675, 12150590, 12947350, 15795767, 24301180, 25894700, 30376475, 31591534, 60752950, 63183068, 78978835, 121505900, 157957670, 315915340, 394894175, 789788350, 1579576700]

約数ペア:

[(1, 1579576700), (2, 789788350), (4, 394894175), (5, 315915340), (10, 157957670), (13, 121505900), (20, 78978835), (25, 63183068), (26, 60752950), (50, 31591534), (52, 30376475), (61, 25894700), (65, 24301180), (100, 15795767), (122, 12947350), (130, 12150590), (244, 6473675), (260, 6075295), (305, 5178940), (325, 4860236), (610, 2589470), (650, 2430118), (793, 1991900), (1220, 1294735), (1300, 1215059), (1525, 1035788), (1586, 995950), (3050, 517894), (3172, 497975), (3965, 398380), (6100, 258947), (7930, 199190), (15860, 99595), (19825, 79676), (19919, 79300), (39650, 39838)]