98145640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 235224000

約数和(自身を除く): 137078360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1451, 1691, 1780, 2902, 3382, 3560, 5804, 6764, 7255, 8455, 11608, 13528, 14510, 16910, 27569, 29020, 33820, 55138, 58040, 67640, 110276, 129139, 137845, 220552, 258278, 275690, 516556, 551380, 645695, 1033112, 1102760, 1291390, 2453641, 2582780, 4907282, 5165560, 9814564, 12268205, 19629128, 24536410, 49072820, 98145640]

約数ペア:

[(1, 98145640), (2, 49072820), (4, 24536410), (5, 19629128), (8, 12268205), (10, 9814564), (19, 5165560), (20, 4907282), (38, 2582780), (40, 2453641), (76, 1291390), (89, 1102760), (95, 1033112), (152, 645695), (178, 551380), (190, 516556), (356, 275690), (380, 258278), (445, 220552), (712, 137845), (760, 129139), (890, 110276), (1451, 67640), (1691, 58040), (1780, 55138), (2902, 33820), (3382, 29020), (3560, 27569), (5804, 16910), (6764, 14510), (7255, 13528), (8455, 11608)]