425480120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{818231}}^1$

素因数の和:818255

約数の個数: 32

約数和(自身を含む): 1030972320

約数和(自身を除く): 605492200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 818231, 1636462, 3272924, 4091155, 6545848, 8182310, 10637003, 16364620, 21274006, 32729240, 42548012, 53185015, 85096024, 106370030, 212740060, 425480120]

約数ペア:

[(1, 425480120), (2, 212740060), (4, 106370030), (5, 85096024), (8, 53185015), (10, 42548012), (13, 32729240), (20, 21274006), (26, 16364620), (40, 10637003), (52, 8182310), (65, 6545848), (104, 4091155), (130, 3272924), (260, 1636462), (520, 818231)]