78560040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50359}}^1$

素因数の和:50386

約数の個数: 64

約数和(自身を含む): 253814400

約数和(自身を除く): 175254360

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, 50359, 100718, 151077, 201436, 251795, 302154, 402872, 503590, 604308, 654667, 755385, 1007180, 1208616, 1309334, 1510770, 1964001, 2014360, 2618668, 3021540, 3273335, 3928002, 5237336, 6043080, 6546670, 7856004, 9820005, 13093340, 15712008, 19640010, 26186680, 39280020, 78560040]

約数ペア:

[(1, 78560040), (2, 39280020), (3, 26186680), (4, 19640010), (5, 15712008), (6, 13093340), (8, 9820005), (10, 7856004), (12, 6546670), (13, 6043080), (15, 5237336), (20, 3928002), (24, 3273335), (26, 3021540), (30, 2618668), (39, 2014360), (40, 1964001), (52, 1510770), (60, 1309334), (65, 1208616), (78, 1007180), (104, 755385), (120, 654667), (130, 604308), (156, 503590), (195, 402872), (260, 302154), (312, 251795), (390, 201436), (520, 151077), (780, 100718), (1560, 50359)]