1015978400

素因数分解:

$2^5\times 5^2\times {\mathrm{157}}^1\times {\mathrm{8089}}^1$

素因数の和:8266

約数の個数: 72

約数和(自身を含む): 2496363660

約数和(自身を除く): 1480385260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 157, 160, 200, 314, 400, 628, 785, 800, 1256, 1570, 2512, 3140, 3925, 5024, 6280, 7850, 8089, 12560, 15700, 16178, 25120, 31400, 32356, 40445, 62800, 64712, 80890, 125600, 129424, 161780, 202225, 258848, 323560, 404450, 647120, 808900, 1269973, 1294240, 1617800, 2539946, 3235600, 5079892, 6349865, 6471200, 10159784, 12699730, 20319568, 25399460, 31749325, 40639136, 50798920, 63498650, 101597840, 126997300, 203195680, 253994600, 507989200, 1015978400]

約数ペア:

[(1, 1015978400), (2, 507989200), (4, 253994600), (5, 203195680), (8, 126997300), (10, 101597840), (16, 63498650), (20, 50798920), (25, 40639136), (32, 31749325), (40, 25399460), (50, 20319568), (80, 12699730), (100, 10159784), (157, 6471200), (160, 6349865), (200, 5079892), (314, 3235600), (400, 2539946), (628, 1617800), (785, 1294240), (800, 1269973), (1256, 808900), (1570, 647120), (2512, 404450), (3140, 323560), (3925, 258848), (5024, 202225), (6280, 161780), (7850, 129424), (8089, 125600), (12560, 80890), (15700, 64712), (16178, 62800), (25120, 40445), (31400, 32356)]