28002900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:633

約数の個数: 72

約数和(自身を含む): 81557280

約数和(自身を除く): 53554380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 269, 300, 347, 538, 694, 807, 1041, 1076, 1345, 1388, 1614, 1735, 2082, 2690, 3228, 3470, 4035, 4164, 5205, 5380, 6725, 6940, 8070, 8675, 10410, 13450, 16140, 17350, 20175, 20820, 26025, 26900, 34700, 40350, 52050, 80700, 93343, 104100, 186686, 280029, 373372, 466715, 560058, 933430, 1120116, 1400145, 1866860, 2333575, 2800290, 4667150, 5600580, 7000725, 9334300, 14001450, 28002900]

約数ペア:

[(1, 28002900), (2, 14001450), (3, 9334300), (4, 7000725), (5, 5600580), (6, 4667150), (10, 2800290), (12, 2333575), (15, 1866860), (20, 1400145), (25, 1120116), (30, 933430), (50, 560058), (60, 466715), (75, 373372), (100, 280029), (150, 186686), (269, 104100), (300, 93343), (347, 80700), (538, 52050), (694, 40350), (807, 34700), (1041, 26900), (1076, 26025), (1345, 20820), (1388, 20175), (1614, 17350), (1735, 16140), (2082, 13450), (2690, 10410), (3228, 8675), (3470, 8070), (4035, 6940), (4164, 6725), (5205, 5380)]