65228280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41813}}^1$

素因数の和:41840

約数の個数: 64

約数和(自身を含む): 210742560

約数和(自身を除く): 145514280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 41813, 83626, 125439, 167252, 209065, 250878, 334504, 418130, 501756, 543569, 627195, 836260, 1003512, 1087138, 1254390, 1630707, 1672520, 2174276, 2508780, 2717845, 3261414, 4348552, 5017560, 5435690, 6522828, 8153535, 10871380, 13045656, 16307070, 21742760, 32614140, 65228280]

約数ペア:

[(1, 65228280), (2, 32614140), (3, 21742760), (4, 16307070), (5, 13045656), (6, 10871380), (8, 8153535), (10, 6522828), (12, 5435690), (13, 5017560), (15, 4348552), (20, 3261414), (24, 2717845), (26, 2508780), (30, 2174276), (39, 1672520), (40, 1630707), (52, 1254390), (60, 1087138), (65, 1003512), (78, 836260), (104, 627195), (120, 543569), (130, 501756), (156, 418130), (195, 334504), (260, 250878), (312, 209065), (390, 167252), (520, 125439), (780, 83626), (1560, 41813)]