38028100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 90994176

約数和(自身を除く): 52966076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 181, 191, 220, 275, 362, 382, 550, 724, 764, 905, 955, 1100, 1810, 1910, 1991, 2101, 3620, 3820, 3982, 4202, 4525, 4775, 7964, 8404, 9050, 9550, 9955, 10505, 18100, 19100, 19910, 21010, 34571, 39820, 42020, 49775, 52525, 69142, 99550, 105050, 138284, 172855, 199100, 210100, 345710, 380281, 691420, 760562, 864275, 1521124, 1728550, 1901405, 3457100, 3802810, 7605620, 9507025, 19014050, 38028100]

約数ペア:

[(1, 38028100), (2, 19014050), (4, 9507025), (5, 7605620), (10, 3802810), (11, 3457100), (20, 1901405), (22, 1728550), (25, 1521124), (44, 864275), (50, 760562), (55, 691420), (100, 380281), (110, 345710), (181, 210100), (191, 199100), (220, 172855), (275, 138284), (362, 105050), (382, 99550), (550, 69142), (724, 52525), (764, 49775), (905, 42020), (955, 39820), (1100, 34571), (1810, 21010), (1910, 19910), (1991, 19100), (2101, 18100), (3620, 10505), (3820, 9955), (3982, 9550), (4202, 9050), (4525, 8404), (4775, 7964)]