144432020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{563}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 309270528

約数和(自身を除く): 164838508

約数列:

[1, 2, 4, 5, 10, 20, 101, 127, 202, 254, 404, 505, 508, 563, 635, 1010, 1126, 1270, 2020, 2252, 2540, 2815, 5630, 11260, 12827, 25654, 51308, 56863, 64135, 71501, 113726, 128270, 143002, 227452, 256540, 284315, 286004, 357505, 568630, 715010, 1137260, 1430020, 7221601, 14443202, 28886404, 36108005, 72216010, 144432020]

約数ペア:

[(1, 144432020), (2, 72216010), (4, 36108005), (5, 28886404), (10, 14443202), (20, 7221601), (101, 1430020), (127, 1137260), (202, 715010), (254, 568630), (404, 357505), (505, 286004), (508, 284315), (563, 256540), (635, 227452), (1010, 143002), (1126, 128270), (1270, 113726), (2020, 71501), (2252, 64135), (2540, 56863), (2815, 51308), (5630, 25654), (11260, 12827)]