74914970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 150885504

約数和(自身を除く): 75970534

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 83, 106, 130, 131, 166, 262, 265, 415, 530, 655, 689, 830, 1079, 1310, 1378, 1703, 2158, 3406, 3445, 4399, 5395, 6890, 6943, 8515, 8798, 10790, 10873, 13886, 17030, 21746, 21995, 34715, 43990, 54365, 57187, 69430, 90259, 108730, 114374, 141349, 180518, 282698, 285935, 451295, 571870, 576269, 706745, 902590, 1152538, 1413490, 2881345, 5762690, 7491497, 14982994, 37457485, 74914970]

約数ペア:

[(1, 74914970), (2, 37457485), (5, 14982994), (10, 7491497), (13, 5762690), (26, 2881345), (53, 1413490), (65, 1152538), (83, 902590), (106, 706745), (130, 576269), (131, 571870), (166, 451295), (262, 285935), (265, 282698), (415, 180518), (530, 141349), (655, 114374), (689, 108730), (830, 90259), (1079, 69430), (1310, 57187), (1378, 54365), (1703, 43990), (2158, 34715), (3406, 21995), (3445, 21746), (4399, 17030), (5395, 13886), (6890, 10873), (6943, 10790), (8515, 8798)]