72220185

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 129190464

約数和(自身を除く): 56970279

約数列:

[1, 3, 5, 9, 15, 45, 53, 107, 159, 265, 283, 321, 477, 535, 795, 849, 963, 1415, 1605, 2385, 2547, 4245, 4815, 5671, 12735, 14999, 17013, 28355, 30281, 44997, 51039, 74995, 85065, 90843, 134991, 151405, 224985, 255195, 272529, 454215, 674955, 1362645, 1604893, 4814679, 8024465, 14444037, 24073395, 72220185]

約数ペア:

[(1, 72220185), (3, 24073395), (5, 14444037), (9, 8024465), (15, 4814679), (45, 1604893), (53, 1362645), (107, 674955), (159, 454215), (265, 272529), (283, 255195), (321, 224985), (477, 151405), (535, 134991), (795, 90843), (849, 85065), (963, 74995), (1415, 51039), (1605, 44997), (2385, 30281), (2547, 28355), (4245, 17013), (4815, 14999), (5671, 12735)]