About the Number

1995890492565

1995890492564 ← → 1995890492566

2進数表記:11101000010110100010110000000010010010101

漢数字表記:一兆九千九百五十八億九千四十九万二千五百六十五

素因数分解:

3 4 × 5 1 × 97 1 × 6553 1 × 7753 1

素因数の和:14420
約数の個数: 80
約数和(自身を含む): 3615721153968
約数和(自身を除く): 1619830661403

約数列:
[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 291, 405, 485, 873, 1455, 2619, 4365, 6553, 7753, 7857, 13095, 19659, 23259, 32765, 38765, 39285, 58977, 69777, 98295, 116295, 176931, 209331, 294885, 348885, 530793, 627993, 635641, 752041, 884655, 1046655, 1906923, 2256123, 2653965, 3139965, 3178205, 3760205, 5720769, 6768369, 9534615, 11280615, 17162307, 20305107, 28603845, 33841845, 50805409, 51486921, 60915321, 85811535, 101525535, 152416227, 254027045, 257434605, 304576605, 457248681, 762081135, 1371746043, 2286243405, 4115238129, 4928124673, 6858730215, 14784374019, 20576190645, 24640623365, 44353122057, 73921870095, 133059366171, 221765610285, 399178098513, 665296830855, 1995890492565]

約数ペア:
[(1, 1995890492565), (3, 665296830855), (5, 399178098513), (9, 221765610285), (15, 133059366171), (27, 73921870095), (45, 44353122057), (81, 24640623365), (97, 20576190645), (135, 14784374019), (291, 6858730215), (405, 4928124673), (485, 4115238129), (873, 2286243405), (1455, 1371746043), (2619, 762081135), (4365, 457248681), (6553, 304576605), (7753, 257434605), (7857, 254027045), (13095, 152416227), (19659, 101525535), (23259, 85811535), (32765, 60915321), (38765, 51486921), (39285, 50805409), (58977, 33841845), (69777, 28603845), (98295, 20305107), (116295, 17162307), (176931, 11280615), (209331, 9534615), (294885, 6768369), (348885, 5720769), (530793, 3760205), (627993, 3178205), (635641, 3139965), (752041, 2653965), (884655, 2256123), (1046655, 1906923)]

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