31495100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3461}}^1$

素因数の和:3495

約数の個数: 72

約数和(自身を含む): 84140448

約数和(自身を除く): 52645348

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 3461, 4550, 6922, 9100, 13844, 17305, 24227, 34610, 44993, 48454, 69220, 86525, 89986, 96908, 121135, 173050, 179972, 224965, 242270, 314951, 346100, 449930, 484540, 605675, 629902, 899860, 1124825, 1211350, 1259804, 1574755, 2249650, 2422700, 3149510, 4499300, 6299020, 7873775, 15747550, 31495100]

約数ペア:

[(1, 31495100), (2, 15747550), (4, 7873775), (5, 6299020), (7, 4499300), (10, 3149510), (13, 2422700), (14, 2249650), (20, 1574755), (25, 1259804), (26, 1211350), (28, 1124825), (35, 899860), (50, 629902), (52, 605675), (65, 484540), (70, 449930), (91, 346100), (100, 314951), (130, 242270), (140, 224965), (175, 179972), (182, 173050), (260, 121135), (325, 96908), (350, 89986), (364, 86525), (455, 69220), (650, 48454), (700, 44993), (910, 34610), (1300, 24227), (1820, 17305), (2275, 13844), (3461, 9100), (4550, 6922)]