163679900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 367007760

約数和(自身を除く): 203327860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 89, 100, 106, 178, 212, 265, 347, 356, 445, 530, 694, 890, 1060, 1325, 1388, 1735, 1780, 2225, 2650, 3470, 4450, 4717, 5300, 6940, 8675, 8900, 9434, 17350, 18391, 18868, 23585, 30883, 34700, 36782, 47170, 61766, 73564, 91955, 94340, 117925, 123532, 154415, 183910, 235850, 308830, 367820, 459775, 471700, 617660, 772075, 919550, 1544150, 1636799, 1839100, 3088300, 3273598, 6547196, 8183995, 16367990, 32735980, 40919975, 81839950, 163679900]

約数ペア:

[(1, 163679900), (2, 81839950), (4, 40919975), (5, 32735980), (10, 16367990), (20, 8183995), (25, 6547196), (50, 3273598), (53, 3088300), (89, 1839100), (100, 1636799), (106, 1544150), (178, 919550), (212, 772075), (265, 617660), (347, 471700), (356, 459775), (445, 367820), (530, 308830), (694, 235850), (890, 183910), (1060, 154415), (1325, 123532), (1388, 117925), (1735, 94340), (1780, 91955), (2225, 73564), (2650, 61766), (3470, 47170), (4450, 36782), (4717, 34700), (5300, 30883), (6940, 23585), (8675, 18868), (8900, 18391), (9434, 17350)]