31822150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 65480184

約数和(自身を除く): 33658034

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 43, 50, 82, 86, 95, 190, 205, 215, 361, 410, 430, 475, 722, 779, 817, 950, 1025, 1075, 1558, 1634, 1763, 1805, 2050, 2150, 3526, 3610, 3895, 4085, 7790, 8170, 8815, 9025, 14801, 15523, 17630, 18050, 19475, 20425, 29602, 31046, 33497, 38950, 40850, 44075, 66994, 74005, 77615, 88150, 148010, 155230, 167485, 334970, 370025, 388075, 636443, 740050, 776150, 837425, 1272886, 1674850, 3182215, 6364430, 15911075, 31822150]

約数ペア:

[(1, 31822150), (2, 15911075), (5, 6364430), (10, 3182215), (19, 1674850), (25, 1272886), (38, 837425), (41, 776150), (43, 740050), (50, 636443), (82, 388075), (86, 370025), (95, 334970), (190, 167485), (205, 155230), (215, 148010), (361, 88150), (410, 77615), (430, 74005), (475, 66994), (722, 44075), (779, 40850), (817, 38950), (950, 33497), (1025, 31046), (1075, 29602), (1558, 20425), (1634, 19475), (1763, 18050), (1805, 17630), (2050, 15523), (2150, 14801), (3526, 9025), (3610, 8815), (3895, 8170), (4085, 7790)]