320140100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14753}}^1$

素因数の和:14805

約数の個数: 72

約数和(自身を含む): 819614208

約数和(自身を除く): 499474108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4340, 5425, 10850, 14753, 21700, 29506, 59012, 73765, 103271, 147530, 206542, 295060, 368825, 413084, 457343, 516355, 737650, 914686, 1032710, 1475300, 1829372, 2065420, 2286715, 2581775, 3201401, 4573430, 5163550, 6402802, 9146860, 10327100, 11433575, 12805604, 16007005, 22867150, 32014010, 45734300, 64028020, 80035025, 160070050, 320140100]

約数ペア:

[(1, 320140100), (2, 160070050), (4, 80035025), (5, 64028020), (7, 45734300), (10, 32014010), (14, 22867150), (20, 16007005), (25, 12805604), (28, 11433575), (31, 10327100), (35, 9146860), (50, 6402802), (62, 5163550), (70, 4573430), (100, 3201401), (124, 2581775), (140, 2286715), (155, 2065420), (175, 1829372), (217, 1475300), (310, 1032710), (350, 914686), (434, 737650), (620, 516355), (700, 457343), (775, 413084), (868, 368825), (1085, 295060), (1550, 206542), (2170, 147530), (3100, 103271), (4340, 73765), (5425, 59012), (10850, 29506), (14753, 21700)]