670649200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{128971}}^1$

素因数の和:129002

約数の個数: 60

約数和(自身を含む): 1735189288

約数和(自身を除く): 1064540088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 128971, 257942, 515884, 644855, 1031768, 1289710, 1676623, 2063536, 2579420, 3224275, 3353246, 5158840, 6448550, 6706492, 8383115, 10317680, 12897100, 13412984, 16766230, 25794200, 26825968, 33532460, 41915575, 51588400, 67064920, 83831150, 134129840, 167662300, 335324600, 670649200]

約数ペア:

[(1, 670649200), (2, 335324600), (4, 167662300), (5, 134129840), (8, 83831150), (10, 67064920), (13, 51588400), (16, 41915575), (20, 33532460), (25, 26825968), (26, 25794200), (40, 16766230), (50, 13412984), (52, 12897100), (65, 10317680), (80, 8383115), (100, 6706492), (104, 6448550), (130, 5158840), (200, 3353246), (208, 3224275), (260, 2579420), (325, 2063536), (400, 1676623), (520, 1289710), (650, 1031768), (1040, 644855), (1300, 515884), (2600, 257942), (5200, 128971)]