31217850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:592

約数の個数: 72

約数和(自身を含む): 84567132

約数和(自身を除く): 53349282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 173, 225, 346, 401, 450, 519, 802, 865, 1038, 1203, 1557, 1730, 2005, 2406, 2595, 3114, 3609, 4010, 4325, 5190, 6015, 7218, 7785, 8650, 10025, 12030, 12975, 15570, 18045, 20050, 25950, 30075, 36090, 38925, 60150, 69373, 77850, 90225, 138746, 180450, 208119, 346865, 416238, 624357, 693730, 1040595, 1248714, 1734325, 2081190, 3121785, 3468650, 5202975, 6243570, 10405950, 15608925, 31217850]

約数ペア:

[(1, 31217850), (2, 15608925), (3, 10405950), (5, 6243570), (6, 5202975), (9, 3468650), (10, 3121785), (15, 2081190), (18, 1734325), (25, 1248714), (30, 1040595), (45, 693730), (50, 624357), (75, 416238), (90, 346865), (150, 208119), (173, 180450), (225, 138746), (346, 90225), (401, 77850), (450, 69373), (519, 60150), (802, 38925), (865, 36090), (1038, 30075), (1203, 25950), (1557, 20050), (1730, 18045), (2005, 15570), (2406, 12975), (2595, 12030), (3114, 10025), (3609, 8650), (4010, 7785), (4325, 7218), (5190, 6015)]