545171890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 1040117760

約数和(自身を除く): 494945870

約数列:

[1, 2, 5, 10, 31, 62, 79, 113, 155, 158, 197, 226, 310, 394, 395, 565, 790, 985, 1130, 1970, 2449, 3503, 4898, 6107, 7006, 8927, 12214, 12245, 15563, 17515, 17854, 22261, 24490, 30535, 31126, 35030, 44522, 44635, 61070, 77815, 89270, 111305, 155630, 222610, 276737, 482453, 553474, 690091, 964906, 1380182, 1383685, 1758619, 2412265, 2767370, 3450455, 3517238, 4824530, 6900910, 8793095, 17586190, 54517189, 109034378, 272585945, 545171890]

約数ペア:

[(1, 545171890), (2, 272585945), (5, 109034378), (10, 54517189), (31, 17586190), (62, 8793095), (79, 6900910), (113, 4824530), (155, 3517238), (158, 3450455), (197, 2767370), (226, 2412265), (310, 1758619), (394, 1383685), (395, 1380182), (565, 964906), (790, 690091), (985, 553474), (1130, 482453), (1970, 276737), (2449, 222610), (3503, 155630), (4898, 111305), (6107, 89270), (7006, 77815), (8927, 61070), (12214, 44635), (12245, 44522), (15563, 35030), (17515, 31126), (17854, 30535), (22261, 24490)]