83704960

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4219}}^1$

素因数の和:4269

約数の個数: 64

約数和(自身を含む): 206611200

約数和(自身を除く): 122906240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4219, 4960, 8438, 9920, 16876, 19840, 21095, 33752, 42190, 67504, 84380, 130789, 135008, 168760, 261578, 270016, 337520, 523156, 540032, 653945, 675040, 1046312, 1307890, 1350080, 2092624, 2615780, 2700160, 4185248, 5231560, 8370496, 10463120, 16740992, 20926240, 41852480, 83704960]

約数ペア:

[(1, 83704960), (2, 41852480), (4, 20926240), (5, 16740992), (8, 10463120), (10, 8370496), (16, 5231560), (20, 4185248), (31, 2700160), (32, 2615780), (40, 2092624), (62, 1350080), (64, 1307890), (80, 1046312), (124, 675040), (128, 653945), (155, 540032), (160, 523156), (248, 337520), (310, 270016), (320, 261578), (496, 168760), (620, 135008), (640, 130789), (992, 84380), (1240, 67504), (1984, 42190), (2480, 33752), (3968, 21095), (4219, 19840), (4960, 16876), (8438, 9920)]