89667513350

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{991}}^1\times {\mathrm{20333}}^1$

素因数の和:21425

約数の個数: 48

約数和(自身を含む): 168834015360

約数和(自身を除く): 79166502010

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 991, 1982, 2225, 4450, 4955, 9910, 20333, 24775, 40666, 49550, 88199, 101665, 176398, 203330, 440995, 508325, 881990, 1016650, 1809637, 2204975, 3619274, 4409950, 9048185, 18096370, 20150003, 40300006, 45240925, 90481850, 100750015, 201500030, 503750075, 1007500150, 1793350267, 3586700534, 8966751335, 17933502670, 44833756675, 89667513350]

約数ペア:

[(1, 89667513350), (2, 44833756675), (5, 17933502670), (10, 8966751335), (25, 3586700534), (50, 1793350267), (89, 1007500150), (178, 503750075), (445, 201500030), (890, 100750015), (991, 90481850), (1982, 45240925), (2225, 40300006), (4450, 20150003), (4955, 18096370), (9910, 9048185), (20333, 4409950), (24775, 3619274), (40666, 2204975), (49550, 1809637), (88199, 1016650), (101665, 881990), (176398, 508325), (203330, 440995)]