19005251600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{35221}}^1$

素因数の和:35329

約数の個数: 120

約数和(自身を含む): 48741612480

約数和(自身を除く): 29736360880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 71, 76, 80, 95, 100, 142, 152, 190, 200, 284, 304, 355, 380, 400, 475, 568, 710, 760, 950, 1136, 1349, 1420, 1520, 1775, 1900, 2698, 2840, 3550, 3800, 5396, 5680, 6745, 7100, 7600, 10792, 13490, 14200, 21584, 26980, 28400, 33725, 35221, 53960, 67450, 70442, 107920, 134900, 140884, 176105, 269800, 281768, 352210, 539600, 563536, 669199, 704420, 880525, 1338398, 1408840, 1761050, 2500691, 2676796, 2817680, 3345995, 3522100, 5001382, 5353592, 6691990, 7044200, 10002764, 10707184, 12503455, 13383980, 14088400, 16729975, 20005528, 25006910, 26767960, 33459950, 40011056, 47513129, 50013820, 53535920, 62517275, 66919900, 95026258, 100027640, 125034550, 133839800, 190052516, 200055280, 237565645, 250069100, 267679600, 380105032, 475131290, 500138200, 760210064, 950262580, 1000276400, 1187828225, 1900525160, 2375656450, 3801050320, 4751312900, 9502625800, 19005251600]

約数ペア:

[(1, 19005251600), (2, 9502625800), (4, 4751312900), (5, 3801050320), (8, 2375656450), (10, 1900525160), (16, 1187828225), (19, 1000276400), (20, 950262580), (25, 760210064), (38, 500138200), (40, 475131290), (50, 380105032), (71, 267679600), (76, 250069100), (80, 237565645), (95, 200055280), (100, 190052516), (142, 133839800), (152, 125034550), (190, 100027640), (200, 95026258), (284, 66919900), (304, 62517275), (355, 53535920), (380, 50013820), (400, 47513129), (475, 40011056), (568, 33459950), (710, 26767960), (760, 25006910), (950, 20005528), (1136, 16729975), (1349, 14088400), (1420, 13383980), (1520, 12503455), (1775, 10707184), (1900, 10002764), (2698, 7044200), (2840, 6691990), (3550, 5353592), (3800, 5001382), (5396, 3522100), (5680, 3345995), (6745, 2817680), (7100, 2676796), (7600, 2500691), (10792, 1761050), (13490, 1408840), (14200, 1338398), (21584, 880525), (26980, 704420), (28400, 669199), (33725, 563536), (35221, 539600), (53960, 352210), (67450, 281768), (70442, 269800), (107920, 176105), (134900, 140884)]