156776300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 355310592

約数和(自身を除く): 198534292

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 103, 124, 155, 206, 310, 412, 491, 515, 620, 775, 982, 1030, 1550, 1964, 2060, 2455, 2575, 3100, 3193, 4910, 5150, 6386, 9820, 10300, 12275, 12772, 15221, 15965, 24550, 30442, 31930, 49100, 50573, 60884, 63860, 76105, 79825, 101146, 152210, 159650, 202292, 252865, 304420, 319300, 380525, 505730, 761050, 1011460, 1264325, 1522100, 1567763, 2528650, 3135526, 5057300, 6271052, 7838815, 15677630, 31355260, 39194075, 78388150, 156776300]

約数ペア:

[(1, 156776300), (2, 78388150), (4, 39194075), (5, 31355260), (10, 15677630), (20, 7838815), (25, 6271052), (31, 5057300), (50, 3135526), (62, 2528650), (100, 1567763), (103, 1522100), (124, 1264325), (155, 1011460), (206, 761050), (310, 505730), (412, 380525), (491, 319300), (515, 304420), (620, 252865), (775, 202292), (982, 159650), (1030, 152210), (1550, 101146), (1964, 79825), (2060, 76105), (2455, 63860), (2575, 60884), (3100, 50573), (3193, 49100), (4910, 31930), (5150, 30442), (6386, 24550), (9820, 15965), (10300, 15221), (12275, 12772)]