64567900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 148740480

約数和(自身を除く): 84172580

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 67, 92, 100, 115, 134, 230, 268, 335, 419, 460, 575, 670, 838, 1150, 1340, 1541, 1675, 1676, 2095, 2300, 3082, 3350, 4190, 6164, 6700, 7705, 8380, 9637, 10475, 15410, 19274, 20950, 28073, 30820, 38525, 38548, 41900, 48185, 56146, 77050, 96370, 112292, 140365, 154100, 192740, 240925, 280730, 481850, 561460, 645679, 701825, 963700, 1291358, 1403650, 2582716, 2807300, 3228395, 6456790, 12913580, 16141975, 32283950, 64567900]

約数ペア:

[(1, 64567900), (2, 32283950), (4, 16141975), (5, 12913580), (10, 6456790), (20, 3228395), (23, 2807300), (25, 2582716), (46, 1403650), (50, 1291358), (67, 963700), (92, 701825), (100, 645679), (115, 561460), (134, 481850), (230, 280730), (268, 240925), (335, 192740), (419, 154100), (460, 140365), (575, 112292), (670, 96370), (838, 77050), (1150, 56146), (1340, 48185), (1541, 41900), (1675, 38548), (1676, 38525), (2095, 30820), (2300, 28073), (3082, 20950), (3350, 19274), (4190, 15410), (6164, 10475), (6700, 9637), (7705, 8380)]