72406395

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 128887200

約数和(自身を除く): 56480805

約数列:

[1, 3, 5, 9, 15, 45, 89, 101, 179, 267, 303, 445, 505, 537, 801, 895, 909, 1335, 1515, 1611, 2685, 4005, 4545, 8055, 8989, 15931, 18079, 26967, 44945, 47793, 54237, 79655, 80901, 90395, 134835, 143379, 162711, 238965, 271185, 404505, 716895, 813555, 1609031, 4827093, 8045155, 14481279, 24135465, 72406395]

約数ペア:

[(1, 72406395), (3, 24135465), (5, 14481279), (9, 8045155), (15, 4827093), (45, 1609031), (89, 813555), (101, 716895), (179, 404505), (267, 271185), (303, 238965), (445, 162711), (505, 143379), (537, 134835), (801, 90395), (895, 80901), (909, 79655), (1335, 54237), (1515, 47793), (1611, 44945), (2685, 26967), (4005, 18079), (4545, 15931), (8055, 8989)]