287324523320

素因数分解:

$2^3\times 5^1\times {\mathrm{98573}}^1\times {\mathrm{72871}}^1$

素因数の和:171455

約数の個数: 32

約数和(自身を含む): 646495607520

約数和(自身を除く): 359171084200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72871, 98573, 145742, 197146, 291484, 364355, 394292, 492865, 582968, 728710, 788584, 985730, 1457420, 1971460, 2914840, 3942920, 7183113083, 14366226166, 28732452332, 35915565415, 57464904664, 71831130830, 143662261660, 287324523320]

約数ペア:

[(1, 287324523320), (2, 143662261660), (4, 71831130830), (5, 57464904664), (8, 35915565415), (10, 28732452332), (20, 14366226166), (40, 7183113083), (72871, 3942920), (98573, 2914840), (145742, 1971460), (197146, 1457420), (291484, 985730), (364355, 788584), (394292, 728710), (492865, 582968)]