79760780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1433}}^1$

素因数の和:1487

約数の個数: 72

約数和(自身を含む): 192247776

約数和(自身を除く): 112486996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 1433, 2420, 2530, 2783, 2866, 5060, 5566, 5732, 7165, 11132, 13915, 14330, 15763, 27830, 28660, 31526, 32959, 55660, 63052, 65918, 78815, 131836, 157630, 164795, 173393, 315260, 329590, 346786, 362549, 659180, 693572, 725098, 866965, 1450196, 1733930, 1812745, 3467860, 3625490, 3988039, 7250980, 7976078, 15952156, 19940195, 39880390, 79760780]

約数ペア:

[(1, 79760780), (2, 39880390), (4, 19940195), (5, 15952156), (10, 7976078), (11, 7250980), (20, 3988039), (22, 3625490), (23, 3467860), (44, 1812745), (46, 1733930), (55, 1450196), (92, 866965), (110, 725098), (115, 693572), (121, 659180), (220, 362549), (230, 346786), (242, 329590), (253, 315260), (460, 173393), (484, 164795), (506, 157630), (605, 131836), (1012, 78815), (1210, 65918), (1265, 63052), (1433, 55660), (2420, 32959), (2530, 31526), (2783, 28660), (2866, 27830), (5060, 15763), (5566, 14330), (5732, 13915), (7165, 11132)]