18737550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3203}}^1$

素因数の和:3234

約数の個数: 72

約数和(自身を含む): 54230904

約数和(自身を除く): 35493354

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 3203, 5850, 6406, 9609, 16015, 19218, 28827, 32030, 41639, 48045, 57654, 80075, 83278, 96090, 124917, 144135, 160150, 208195, 240225, 249834, 288270, 374751, 416390, 480450, 624585, 720675, 749502, 1040975, 1249170, 1441350, 1873755, 2081950, 3122925, 3747510, 6245850, 9368775, 18737550]

約数ペア:

[(1, 18737550), (2, 9368775), (3, 6245850), (5, 3747510), (6, 3122925), (9, 2081950), (10, 1873755), (13, 1441350), (15, 1249170), (18, 1040975), (25, 749502), (26, 720675), (30, 624585), (39, 480450), (45, 416390), (50, 374751), (65, 288270), (75, 249834), (78, 240225), (90, 208195), (117, 160150), (130, 144135), (150, 124917), (195, 96090), (225, 83278), (234, 80075), (325, 57654), (390, 48045), (450, 41639), (585, 32030), (650, 28827), (975, 19218), (1170, 16015), (1950, 9609), (2925, 6406), (3203, 5850)]