150888900100

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{641}}^1\times {\mathrm{26449}}^1$

素因数の和:27193

約数の個数: 72

約数和(自身を含む): 331636977000

約数和(自身を除く): 180748076900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 641, 890, 1282, 1780, 2225, 2564, 3205, 4450, 6410, 8900, 12820, 16025, 26449, 32050, 52898, 57049, 64100, 105796, 114098, 132245, 228196, 264490, 285245, 528980, 570490, 661225, 1140980, 1322450, 1426225, 2353961, 2644900, 2852450, 4707922, 5704900, 9415844, 11769805, 16953809, 23539610, 33907618, 47079220, 58849025, 67815236, 84769045, 117698050, 169538090, 235396100, 339076180, 423845225, 847690450, 1508889001, 1695380900, 3017778002, 6035556004, 7544445005, 15088890010, 30177780020, 37722225025, 75444450050, 150888900100]

約数ペア:

[(1, 150888900100), (2, 75444450050), (4, 37722225025), (5, 30177780020), (10, 15088890010), (20, 7544445005), (25, 6035556004), (50, 3017778002), (89, 1695380900), (100, 1508889001), (178, 847690450), (356, 423845225), (445, 339076180), (641, 235396100), (890, 169538090), (1282, 117698050), (1780, 84769045), (2225, 67815236), (2564, 58849025), (3205, 47079220), (4450, 33907618), (6410, 23539610), (8900, 16953809), (12820, 11769805), (16025, 9415844), (26449, 5704900), (32050, 4707922), (52898, 2852450), (57049, 2644900), (64100, 2353961), (105796, 1426225), (114098, 1322450), (132245, 1140980), (228196, 661225), (264490, 570490), (285245, 528980)]