165196720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{158843}}^1$

素因数の和:158869

約数の個数: 40

約数和(自身を含む): 413629776

約数和(自身を除く): 248433056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 158843, 317686, 635372, 794215, 1270744, 1588430, 2064959, 2541488, 3176860, 4129918, 6353720, 8259836, 10324795, 12707440, 16519672, 20649590, 33039344, 41299180, 82598360, 165196720]

約数ペア:

[(1, 165196720), (2, 82598360), (4, 41299180), (5, 33039344), (8, 20649590), (10, 16519672), (13, 12707440), (16, 10324795), (20, 8259836), (26, 6353720), (40, 4129918), (52, 3176860), (65, 2541488), (80, 2064959), (104, 1588430), (130, 1270744), (208, 794215), (260, 635372), (520, 317686), (1040, 158843)]