735426640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22811}}^1$

素因数の和:22868

約数の個数: 80

約数和(自身を含む): 1900878336

約数和(自身を除く): 1165451696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 22811, 32240, 45622, 91244, 114055, 182488, 228110, 296543, 364976, 456220, 593086, 707141, 912440, 1186172, 1414282, 1482715, 1824880, 2372344, 2828564, 2965430, 3535705, 4744688, 5657128, 5930860, 7071410, 9192833, 11314256, 11861720, 14142820, 18385666, 23723440, 28285640, 36771332, 45964165, 56571280, 73542664, 91928330, 147085328, 183856660, 367713320, 735426640]

約数ペア:

[(1, 735426640), (2, 367713320), (4, 183856660), (5, 147085328), (8, 91928330), (10, 73542664), (13, 56571280), (16, 45964165), (20, 36771332), (26, 28285640), (31, 23723440), (40, 18385666), (52, 14142820), (62, 11861720), (65, 11314256), (80, 9192833), (104, 7071410), (124, 5930860), (130, 5657128), (155, 4744688), (208, 3535705), (248, 2965430), (260, 2828564), (310, 2372344), (403, 1824880), (496, 1482715), (520, 1414282), (620, 1186172), (806, 912440), (1040, 707141), (1240, 593086), (1612, 456220), (2015, 364976), (2480, 296543), (3224, 228110), (4030, 182488), (6448, 114055), (8060, 91244), (16120, 45622), (22811, 32240)]