30900975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 59281920

約数和(自身を除く): 28380945

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 71, 75, 105, 175, 213, 355, 497, 525, 829, 1065, 1491, 1775, 2485, 2487, 4145, 5325, 5803, 7455, 12425, 12435, 17409, 20725, 29015, 37275, 58859, 62175, 87045, 145075, 176577, 294295, 412013, 435225, 882885, 1236039, 1471475, 2060065, 4414425, 6180195, 10300325, 30900975]

約数ペア:

[(1, 30900975), (3, 10300325), (5, 6180195), (7, 4414425), (15, 2060065), (21, 1471475), (25, 1236039), (35, 882885), (71, 435225), (75, 412013), (105, 294295), (175, 176577), (213, 145075), (355, 87045), (497, 62175), (525, 58859), (829, 37275), (1065, 29015), (1491, 20725), (1775, 17409), (2485, 12435), (2487, 12425), (4145, 7455), (5325, 5803)]