84488890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 167961600

約数和(自身を除く): 83472710

約数列:

[1, 2, 5, 10, 23, 29, 46, 53, 58, 106, 115, 145, 230, 239, 265, 290, 478, 530, 667, 1195, 1219, 1334, 1537, 2390, 2438, 3074, 3335, 5497, 6095, 6670, 6931, 7685, 10994, 12190, 12667, 13862, 15370, 25334, 27485, 34655, 35351, 54970, 63335, 69310, 70702, 126670, 159413, 176755, 291341, 318826, 353510, 367343, 582682, 734686, 797065, 1456705, 1594130, 1836715, 2913410, 3673430, 8448889, 16897778, 42244445, 84488890]

約数ペア:

[(1, 84488890), (2, 42244445), (5, 16897778), (10, 8448889), (23, 3673430), (29, 2913410), (46, 1836715), (53, 1594130), (58, 1456705), (106, 797065), (115, 734686), (145, 582682), (230, 367343), (239, 353510), (265, 318826), (290, 291341), (478, 176755), (530, 159413), (667, 126670), (1195, 70702), (1219, 69310), (1334, 63335), (1537, 54970), (2390, 35351), (2438, 34655), (3074, 27485), (3335, 25334), (5497, 15370), (6095, 13862), (6670, 12667), (6931, 12190), (7685, 10994)]