78546390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201401}}^1$

素因数の和:201424

約数の個数: 32

約数和(自身を含む): 203013216

約数和(自身を除く): 124466826

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 201401, 402802, 604203, 1007005, 1208406, 2014010, 2618213, 3021015, 5236426, 6042030, 7854639, 13091065, 15709278, 26182130, 39273195, 78546390]

約数ペア:

[(1, 78546390), (2, 39273195), (3, 26182130), (5, 15709278), (6, 13091065), (10, 7854639), (13, 6042030), (15, 5236426), (26, 3021015), (30, 2618213), (39, 2014010), (65, 1208406), (78, 1007005), (130, 604203), (195, 402802), (390, 201401)]