79290100

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 178113600

約数和(自身を除く): 98823500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 89, 100, 118, 151, 178, 236, 295, 302, 356, 445, 590, 604, 755, 890, 1180, 1475, 1510, 1780, 2225, 2950, 3020, 3775, 4450, 5251, 5900, 7550, 8900, 8909, 10502, 13439, 15100, 17818, 21004, 26255, 26878, 35636, 44545, 52510, 53756, 67195, 89090, 105020, 131275, 134390, 178180, 222725, 262550, 268780, 335975, 445450, 525100, 671950, 792901, 890900, 1343900, 1585802, 3171604, 3964505, 7929010, 15858020, 19822525, 39645050, 79290100]

約数ペア:

[(1, 79290100), (2, 39645050), (4, 19822525), (5, 15858020), (10, 7929010), (20, 3964505), (25, 3171604), (50, 1585802), (59, 1343900), (89, 890900), (100, 792901), (118, 671950), (151, 525100), (178, 445450), (236, 335975), (295, 268780), (302, 262550), (356, 222725), (445, 178180), (590, 134390), (604, 131275), (755, 105020), (890, 89090), (1180, 67195), (1475, 53756), (1510, 52510), (1780, 44545), (2225, 35636), (2950, 26878), (3020, 26255), (3775, 21004), (4450, 17818), (5251, 15100), (5900, 13439), (7550, 10502), (8900, 8909)]