72225460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2677}}^1$

素因数の和:2776

約数の個数: 48

約数和(自身を含む): 161965440

約数和(自身を除く): 89739980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2677, 2698, 5354, 5396, 6745, 10708, 13385, 13490, 26770, 26980, 50863, 53540, 101726, 190067, 203452, 254315, 380134, 508630, 760268, 950335, 1017260, 1900670, 3611273, 3801340, 7222546, 14445092, 18056365, 36112730, 72225460]

約数ペア:

[(1, 72225460), (2, 36112730), (4, 18056365), (5, 14445092), (10, 7222546), (19, 3801340), (20, 3611273), (38, 1900670), (71, 1017260), (76, 950335), (95, 760268), (142, 508630), (190, 380134), (284, 254315), (355, 203452), (380, 190067), (710, 101726), (1349, 53540), (1420, 50863), (2677, 26980), (2698, 26770), (5354, 13490), (5396, 13385), (6745, 10708)]