80480650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 156061440

約数和(自身を除く): 75580790

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 137, 155, 274, 310, 379, 685, 758, 775, 1370, 1550, 1895, 3425, 3790, 4247, 6850, 8494, 9475, 11749, 18950, 21235, 23498, 42470, 51923, 58745, 103846, 106175, 117490, 212350, 259615, 293725, 519230, 587450, 1298075, 1609613, 2596150, 3219226, 8048065, 16096130, 40240325, 80480650]

約数ペア:

[(1, 80480650), (2, 40240325), (5, 16096130), (10, 8048065), (25, 3219226), (31, 2596150), (50, 1609613), (62, 1298075), (137, 587450), (155, 519230), (274, 293725), (310, 259615), (379, 212350), (685, 117490), (758, 106175), (775, 103846), (1370, 58745), (1550, 51923), (1895, 42470), (3425, 23498), (3790, 21235), (4247, 18950), (6850, 11749), (8494, 9475)]