80247750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 223202304

約数和(自身を除く): 142954554

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 71, 75, 110, 125, 137, 142, 150, 165, 213, 250, 274, 275, 330, 355, 375, 411, 426, 550, 685, 710, 750, 781, 822, 825, 1065, 1370, 1375, 1507, 1562, 1650, 1775, 2055, 2130, 2343, 2750, 3014, 3425, 3550, 3905, 4110, 4125, 4521, 4686, 5325, 6850, 7535, 7810, 8250, 8875, 9042, 9727, 10275, 10650, 11715, 15070, 17125, 17750, 19454, 19525, 20550, 22605, 23430, 26625, 29181, 34250, 37675, 39050, 45210, 48635, 51375, 53250, 58362, 58575, 75350, 97270, 97625, 102750, 106997, 113025, 117150, 145905, 188375, 195250, 213994, 226050, 243175, 291810, 292875, 320991, 376750, 486350, 534985, 565125, 585750, 641982, 729525, 1069970, 1130250, 1215875, 1459050, 1604955, 2431750, 2674925, 3209910, 3647625, 5349850, 7295250, 8024775, 13374625, 16049550, 26749250, 40123875, 80247750]

約数ペア:

[(1, 80247750), (2, 40123875), (3, 26749250), (5, 16049550), (6, 13374625), (10, 8024775), (11, 7295250), (15, 5349850), (22, 3647625), (25, 3209910), (30, 2674925), (33, 2431750), (50, 1604955), (55, 1459050), (66, 1215875), (71, 1130250), (75, 1069970), (110, 729525), (125, 641982), (137, 585750), (142, 565125), (150, 534985), (165, 486350), (213, 376750), (250, 320991), (274, 292875), (275, 291810), (330, 243175), (355, 226050), (375, 213994), (411, 195250), (426, 188375), (550, 145905), (685, 117150), (710, 113025), (750, 106997), (781, 102750), (822, 97625), (825, 97270), (1065, 75350), (1370, 58575), (1375, 58362), (1507, 53250), (1562, 51375), (1650, 48635), (1775, 45210), (2055, 39050), (2130, 37675), (2343, 34250), (2750, 29181), (3014, 26625), (3425, 23430), (3550, 22605), (3905, 20550), (4110, 19525), (4125, 19454), (4521, 17750), (4686, 17125), (5325, 15070), (6850, 11715), (7535, 10650), (7810, 10275), (8250, 9727), (8875, 9042)]