394147750

素因数分解:

$2^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 760586112

約数和(自身を除く): 366438362

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 151, 197, 250, 265, 302, 394, 530, 755, 985, 1325, 1510, 1970, 2650, 3775, 4925, 6625, 7550, 8003, 9850, 10441, 13250, 16006, 18875, 20882, 24625, 29747, 37750, 40015, 49250, 52205, 59494, 80030, 104410, 148735, 200075, 261025, 297470, 400150, 522050, 743675, 1000375, 1305125, 1487350, 1576591, 2000750, 2610250, 3153182, 3718375, 7436750, 7882955, 15765910, 39414775, 78829550, 197073875, 394147750]

約数ペア:

[(1, 394147750), (2, 197073875), (5, 78829550), (10, 39414775), (25, 15765910), (50, 7882955), (53, 7436750), (106, 3718375), (125, 3153182), (151, 2610250), (197, 2000750), (250, 1576591), (265, 1487350), (302, 1305125), (394, 1000375), (530, 743675), (755, 522050), (985, 400150), (1325, 297470), (1510, 261025), (1970, 200075), (2650, 148735), (3775, 104410), (4925, 80030), (6625, 59494), (7550, 52205), (8003, 49250), (9850, 40015), (10441, 37750), (13250, 29747), (16006, 24625), (18875, 20882)]